{"title":"FCS II Compatible Fins – Medium","description":"\u003cp\u003eMedium FCS II compatible fins — the most popular size for most surfers in most waves. Balanced drive, hold and flow in a setup that works everywhere from beachies to points.\u003c\/p\u003e\u003cp\u003eDiscounted hardware auto-applies at checkout with every board purchased.\u003c\/p\u003e","products":[{"product_id":"power-thruster-3-fin-set-medium-fciicompatible","title":"Summer vibes Power Thruster 3-Fin Set Medium FCSii Compatible","description":"\u003c!-- 🌊 Summer vibes – Power Thruster 3-Fin Set (Medium – FCiiCompatible) --\u003e\n\u003cdiv class=\"sv-product-copy\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eSummer vibes Power Thruster 3-Fin Set – Medium (FCiiCompatible)\u003c\/strong\u003e is built for surfers chasing fast, powerful, high-drive turns in everyday Aussie conditions. With a performance template that balances \u003cstrong\u003espeed, control and release\u003c\/strong\u003e, this fin set is ideal for surfers who like to push hard off the bottom and hit the lip with confidence.\u003c\/p\u003e\n\u003cp\u003eThese fins sit at \u003cstrong\u003e4.5 inches in height\u003c\/strong\u003e and use \u003cstrong\u003epremium honeycomb fibreglass construction\u003c\/strong\u003e, giving them a lightweight yet responsive feel that boosts acceleration, control and overall drive. With a medium size suited to surfers approximately \u003cstrong\u003e60–85 kg\u003c\/strong\u003e, this set offers the perfect blend of power and manoeuvrability for a wide range of riders.\u003c\/p\u003e\n\u003cp\u003eThe template combines plenty of base for speed with a mid-tip for sharp, snappy direction changes, delivering both \u003cstrong\u003epower and precision\u003c\/strong\u003e in fun, punchy waves.\u003c\/p\u003e\n\u003cp\u003eThis set is \u003cstrong\u003eFCiiCompatible\u003c\/strong\u003e, slotting straight into any \u003cstrong\u003eSummer vibes softboard\u003c\/strong\u003e with two-tab fin boxes \u003cem\u003e(all Summer vibes softboards are FCii compatible)\u003c\/em\u003e, as well as any surfboard that uses the FC 2-tab system. It's a major performance upgrade from standard plastic fins, giving your board a more solid, responsive and high-performance feel under your feet.\u003c\/p\u003e\n\u003ch3\u003eWhy you’ll love the Summer vibes Power Thruster (Medium – 4.5\")\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4.5\" medium size:\u003c\/strong\u003e Ideal for surfers approx. \u003cstrong\u003e60–85 kg\u003c\/strong\u003e, offering balanced power + control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHoneycomb fibreglass:\u003c\/strong\u003e Lightweight, stiff and highly responsive under load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance template:\u003c\/strong\u003e Designed for power turns, speed generation and controlled release.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEveryday surf:\u003c\/strong\u003e Perfect for Aussie beach breaks, points and punchy peaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFCiiCompatible:\u003c\/strong\u003e Fits all \u003cstrong\u003eSummer vibes softboards\u003c\/strong\u003e and most two-tab fin systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHuge performance boost:\u003c\/strong\u003e A big step up from soft, flexible stock fins.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUpgrade your \u003cstrong\u003eSummer vibes softboard\u003c\/strong\u003e with the Power Thruster 3-Fin Set and enjoy a faster, more responsive feel in every surf.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- 🔍 Hidden SEO (fully invisible, no dropdown shown) --\u003e\n\u003cdetails style=\"display: none !important;\" class=\"sv-hidden-seo\"\u003e\n\u003csummary style=\"display: none !important;\"\u003e\u003c\/summary\u003e\n\u003cdiv style=\"display: none !important;\" class=\"sv-hidden-seo__inner\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eSummer vibes Power Thruster 3-Fin Set – Medium (4.5\")\u003c\/strong\u003e offers a drivey, powerful feel similar to popular high-performance fin templates used for fast, down-the-line surfing and heavy carves. Surfers searching for \u003cstrong\u003eMick Fanning MF FCS2 fins\u003c\/strong\u003e, MF performance thruster sets or medium honeycomb fibreglass templates will find a comparable level of projection, hold and responsiveness at a far better price point.\u003c\/p\u003e\n\u003cp\u003eThis fin set is ideal for surfers weighing approximately \u003cstrong\u003e60–85 kg\u003c\/strong\u003e, though riders up to 90 kg who prefer a looser, more responsive feel may also choose Medium over Large fins. The \u003cstrong\u003ehoneycomb fibreglass\u003c\/strong\u003e design offers stiffness through the base and flex through the tip, helping with fast bottom turns, strong rail engagement and confident top-turn release.\u003c\/p\u003e\n\u003cp\u003eThis fin set pairs perfectly with \u003cstrong\u003eSummer vibes softboards\u003c\/strong\u003e thanks to its \u003cstrong\u003eFCii compatibility\u003c\/strong\u003e, making it a strong upgrade for foamies, grovellers, performance softboards and everyday PU\/epoxy boards. The result is a more responsive, lively and performance-driven ride in waist- to overhead-high surf.\u003c\/p\u003e\n\u003cp\u003eKeywords: Summer vibes Power Thruster Medium, \u003cstrong\u003eMick Fanning MF FCS2 fins\u003c\/strong\u003e alternative, honeycomb surfboard fins, FC2 compatible fins, 4.5 inch thruster fins, medium surfer weight 60–85 kg fins, performance surf fins for softboards, fin upgrade for foam surfboards, drivey surf fins for beach breaks, point break performance fins.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eSummer vibes is not affiliated with Mick Fanning, FCS or the MF FCS2 line. Any mention of these names is for comparison and SEO reference only.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e","brand":"Summer vibes","offers":[{"title":"M MF \/ Pink","offer_id":45223215562809,"sku":"BRSVFIPOMD-PNK","price":99.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/4357\/0233\/files\/Pink_FCS_hero.jpg?v=1764898421"},{"product_id":"power-thruster-3-fin-set-large-fciicompatible-1","title":"Summer vibes Power Thruster 3-Fin Set Medium FCSii Compatible","description":"\u003c!-- 🌊 Summer vibes – Power Thruster 3-Fin Set (Large 4.7\" – FCiiCompatible) --\u003e\n\u003cdiv class=\"sv-product-copy\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eSummer vibes Power Thruster Fins Medium – FCiiCompatible\u003c\/strong\u003e are built for surfers who want maximum \u003cstrong\u003edrive, hold and power\u003c\/strong\u003e through their turns. With a strong, forceful template, this fin set is ideal for surfers who push hard on rail and want confidence in punchy beach breaks and clean point waves.\u003c\/p\u003e\n\u003cp\u003eAt \u003cstrong\u003e4.5 inches in height\u003c\/strong\u003e and constructed using a \u003cstrong\u003eFibreglass + Performing Core\u003c\/strong\u003e, these fins deliver excellent stiffness and energy transfer. Best suited to surfers around \u003cstrong\u003e60 –85 kg+\u003c\/strong\u003e, they provide powerful projection, strong bite and added stability at speed.\u003c\/p\u003e\n\u003cp\u003eThe template features a wide base for acceleration with a refined tip for \u003cstrong\u003econtrolled release and responsive turning\u003c\/strong\u003e. This is the perfect upgrade for surfers wanting a more aggressive, power-driven feel than a balanced “all-rounder” fin.\u003c\/p\u003e\n\u003cp\u003eThese fins are \u003cstrong\u003eFCiiCompatible\u003c\/strong\u003e, fitting all \u003cstrong\u003eSummer vibes thruster surfboards\u003c\/strong\u003e that use the two-tab fin system. Compared to basic composite fins, the Power Thruster delivers significantly more speed, hold and drive.\u003c\/p\u003e\n\u003ch3\u003eWhy you’ll love the Summer vibes Power Thruster Fins (Medium 4.5\")\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFibreglass + Performing Core:\u003c\/strong\u003e Strong base, tuned flex and powerful energy transfer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower template:\u003c\/strong\u003e Designed for projection, rail hold and drive-heavy surfing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile performance:\u003c\/strong\u003e Excels in punchy beach breaks and longer point waves.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFCiiCompatible:\u003c\/strong\u003e Fits all \u003cstrong\u003eSummer vibes thruster surfboards\u003c\/strong\u003e and any board with 'FC2' two-tab systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSerious performance upgrade:\u003c\/strong\u003e Much faster, stronger and more stable than composite stock fins.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUnlock more power, hold and down-the-line speed with the \u003cstrong\u003eSummer vibes Power Thruster Fins Medium 4.5\"\u003c\/strong\u003e—the go-to upgrade for surfers who like to push hard.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- 🔍 Hidden SEO – fully invisible --\u003e\n\u003cdetails class=\"sv-hidden-seo\" style=\"display: none !important;\"\u003e\n\u003csummary style=\"display: none !important;\"\u003e\u003c\/summary\u003e\n\u003cdiv class=\"sv-hidden-seo__inner\" style=\"display: none !important;\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eSummer vibes Power Thruster Fins Large 4.7\"\u003c\/strong\u003e offer a powerful drive-focused feel similar to well-known \u003cstrong\u003eMF Large FCS2-style fins\u003c\/strong\u003e, recognised for their projection, stiffness and hold. Surfers searching for \u003cstrong\u003eMF Large FCS2 fin alternatives\u003c\/strong\u003e, large power thruster sets or high-performance two-tab fin options will find comparable drive, stability and control.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eFibreglass + Performing Core construction\u003c\/strong\u003e gives the fin a stiff, forceful base with a tuned tip flex, ideal for heavier or more powerful surfers approx. \u003cstrong\u003e80–100 kg+\u003c\/strong\u003e. These fins excel in punchy conditions, delivering improved hold, acceleration and rail engagement compared to standard composite fins.\u003c\/p\u003e\n\u003cp\u003eAs an \u003cstrong\u003eFCiiCompatible\u003c\/strong\u003e fin, this set works perfectly with all \u003cstrong\u003eSummer vibes thruster surfboards\u003c\/strong\u003e that use two-tab fin boxes. The result is more speed, better control and stronger turning performance in everyday surf.\u003c\/p\u003e\n\u003cp\u003eKeywords: Summer vibes Power Thruster Large 4.7\", \u003cstrong\u003eMF Large FCS2 fins alternative\u003c\/strong\u003e, Fibreglass Performing Core surf fins, large 4.7 inch two-tab fins, power thruster fin set, surf fins for heavier surfers, performance fins for beach breaks and point breaks.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eSummer vibes is not affiliated with Mick Fanning, FCS or MF Large fins. Any reference is for comparison and SEO purposes only.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e","brand":"Summer vibes","offers":[{"title":"M MF \/ Yellow\/Black","offer_id":45223215693881,"sku":"BRSVFIPOMD-YBL","price":99.99,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/4357\/0233\/files\/MFYellowFCS-webhero.jpg?v=1764902579"},{"product_id":"perform-thruster-3-fin-set-medium-fcii-compatible","title":"Summer vibes Perform Thruster 3-Fin Set Medium FCSii Compatible","description":"\u003c!-- 🌊 Summer vibes – Perform Thruster 3-Fin Set (Medium – FCiiCompatible) --\u003e\n\u003cdiv class=\"sv-product-copy\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eSummer vibes Perform Thruster 3-Fin Set – Medium (FCiiCompatible)\u003c\/strong\u003e is designed for surfers wanting a super balanced, all-round fin with smooth \u003cstrong\u003espeed, flow and dependable control\u003c\/strong\u003e in everyday Aussie conditions. This is the perfect template for surfers who want predictability, easy turning and reliable performance across a wide variety of waves.\u003c\/p\u003e\n\u003cp\u003eThese fins stand at \u003cstrong\u003e4.5 inches in height\u003c\/strong\u003e and feature a \u003cstrong\u003efibreglass construction with a Performing Core\u003c\/strong\u003e, delivering a lively yet stable feel underfoot. The combination of stiffness through the base and progressive flex toward the tip makes this set ideal for surfers approx. \u003cstrong\u003e60–85 kg\u003c\/strong\u003e, offering smooth acceleration and confident rail engagement.\u003c\/p\u003e\n\u003cp\u003eThe template offers a balanced outline with a medium base and refined tip, giving surfers a blend of \u003cstrong\u003edrive, pivot and controlled release\u003c\/strong\u003e—perfect for upgrading the performance of a softboard or enhancing the feel of your everyday board.\u003c\/p\u003e\n\u003cp\u003eThis fin set is \u003cstrong\u003eFCiiCompatible\u003c\/strong\u003e, meaning it slides straight into any \u003cstrong\u003eSummer vibes softboard\u003c\/strong\u003e using two-tab fin boxes \u003cem\u003e(all Summer vibes softboards are FCii compatible)\u003c\/em\u003e. It’s a huge upgrade from soft, flexible stock fins—delivering better speed, better hold and a far more responsive feel.\u003c\/p\u003e\n\u003ch3\u003eWhy you’ll love the Summer vibes Perform Thruster (Medium – 4.5\")\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedium 4.5\" size:\u003c\/strong\u003e Ideal for surfers approx. \u003cstrong\u003e60–85 kg\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFibreglass + Performing Core:\u003c\/strong\u003e Stable, lively and performance-driven.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBalanced all-round template:\u003c\/strong\u003e Smooth turns, steady speed and predictable response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile feel:\u003c\/strong\u003e Great in small beachies through to clean point breaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFCiiCompatible:\u003c\/strong\u003e Fits all \u003cstrong\u003eSummer vibes softboards\u003c\/strong\u003e and most two-tab systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoftboard upgrade:\u003c\/strong\u003e A major step up from flexible plastic fins.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUpgrade your \u003cstrong\u003eSummer vibes softboard\u003c\/strong\u003e with the Perform Thruster 3-Fin Set for smoother turns, better speed and a more controlled, confidence-inspiring feel in every surf.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- 🔍 Hidden SEO – fully invisible --\u003e\n\u003cdetails class=\"sv-hidden-seo\" style=\"display: none !important;\"\u003e\n\u003csummary style=\"display: none !important;\"\u003e\u003c\/summary\u003e\n\u003cdiv class=\"sv-hidden-seo__inner\" style=\"display: none !important;\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eSummer vibes Perform Thruster 3-Fin Set – Medium (4.5\")\u003c\/strong\u003e provides a balanced, all-round feel similar to well-known \u003cstrong\u003ePerformer fins\u003c\/strong\u003e favoured by everyday surfers for their mix of speed, control and predictability. Surfers searching for \u003cstrong\u003ePerformer fin alternatives\u003c\/strong\u003e or medium honeycomb\/Perform-core surf fins will find a similar blend of stability, flow and responsiveness.\u003c\/p\u003e\n\u003cp\u003eThe fin suits surfers approx. \u003cstrong\u003e60–85 kg\u003c\/strong\u003e and works especially well as a \u003cstrong\u003esoftboard upgrade\u003c\/strong\u003e thanks to its \u003cstrong\u003eFCiiCompatible\u003c\/strong\u003e two-tab base. The \u003cstrong\u003efibreglass construction with a Performing Core\u003c\/strong\u003e provides good drive through the base while maintaining tip flex for smooth, controlled release—ideal for everyday waves, beach breaks and point surf.\u003c\/p\u003e\n\u003cp\u003eThis fin set is a significant improvement over standard softboard fins, offering increased projection, rail engagement and smoother turning across a wide range of surf conditions.\u003c\/p\u003e\n\u003cp\u003eKeywords: Summer vibes Perform Thruster Medium, Performer fin alternative, two-tab surf fins, FC compatible fins, medium 4.5 inch thruster fins, softboard upgrade fins, all-round surfboard fins, performing core surf fins, balanced surf fin template, performance fins for beach breaks and point waves.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eSummer vibes is not affiliated with any Performer fin brands or templates. Any mention is for comparison and SEO reference only.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e","brand":"Summer vibes","offers":[{"title":"M Perf \/ Blue\/Black","offer_id":45223216250937,"sku":"BRSVFIPEMD-BBL","price":99.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/4357\/0233\/files\/bluperformfcshero-web_12abe0eb-b034-455c-900c-98c16f599015.jpg?v=1764901352"},{"product_id":"quad-4-fin-set-futurcompatible-blue","title":"Summer vibes Quad Mid Keel 4-Fin Set FCSii Compatible – Blue","description":"\u003c!-- 🌊 Summer vibes – Quad Keel 4-Fin Set (FuturCompatible) – Blue --\u003e\n\u003cdiv class=\"sv-product-copy\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eSummer vibes Quad Keel 4-Fin Set – FCii (Blue)\u003c\/strong\u003e is built for surfers who want maximum speed, bite and hold without losing that smooth, flowing twin-keel feel. With a \u003cstrong\u003e5-inch front keel\u003c\/strong\u003e and a \u003cstrong\u003e3-inch quad rear trailer\u003c\/strong\u003e, this set creates the perfect blend of drive, control and playful release—ideal for fish shapes, hybrids and modern quad boards in fun Aussie waves.\u003c\/p\u003e\n\u003cp\u003eDesigned with \u003cstrong\u003epremium fibreglass construction\u003c\/strong\u003e for stiffness, durability and predictable flex, these fins slot cleanly into fcs-2\u003cstrong\u003e-style fin boxes\u003c\/strong\u003e. The result is a rock-solid fit, excellent power transfer, and a fast, responsive feel under your feet.\u003c\/p\u003e\n\u003cp\u003eThis quad keel set adds a huge boost to speed and grip, making it an epic upgrade for \u003cstrong\u003eSummer vibes Fish softboards\u003c\/strong\u003e that run fcs-compat fin systems. Expect better hold through turns, more projection down the line, and a lively, confidence-inspiring feel in small-to-medium waves.\u003c\/p\u003e\n\u003ch3\u003eWhy You’ll Love Them\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuad keel configuration\u003c\/strong\u003e – 5\" front + 3\" rear delivers the perfect blend of speed, bite and control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium fibreglass build\u003c\/strong\u003e for strength, stability and consistent flex.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEpic upgrade for Summer vibes Fish softboards \/ any board\u003c\/strong\u003e running fcs-style fin systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast, smooth and grippy\u003c\/strong\u003e—ideal for fun Aussie beachies and pointbreaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMore hold + more projection\u003c\/strong\u003e through rail-to-rail transitions and down-the-line pumps.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFront Fins:\u003c\/strong\u003e 5\" keel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRear Fins:\u003c\/strong\u003e 3\" quad trailer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSet:\u003c\/strong\u003e Quad (4 fins)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e FCII (dual tab fcs-style fin boxes)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Fibreglass composite\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest suited to:\u003c\/strong\u003e Fish boards, hybrids, quad setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eThe Summer vibes Difference\u003c\/h3\u003e\n\u003cp\u003eSummer vibes hardware is shaped for real Australian surf conditions—fast, durable and designed to level-up your sessions. Whether you're carving beachies, racing down points or pushing your quad setup to its limits, these fins deliver reliable speed, hold and flow.\u003c\/p\u003e\n\u003c!-- 🔒 Hidden SEO (Invisible to customers, visible to search engines) --\u003e\n\u003cdiv style=\"display: none !important; visibility: hidden !important; opacity: 0 !important; height: 0 !important; overflow: hidden !important;\"\u003e\n\u003cp\u003eThis quad keel 4-fin set is compatible with Future-style fin systems and works across fish surfboards, quads, hybrids, performance boards and select softboards with Futures boxes. Ideal for surfers upgrading factory fins, improving hold and unlocking more speed in small surf. Suitable for Australian beach breaks, points, summer waves and everyday conditions.\u003c\/p\u003e\n\u003cp\u003eRelated keywords: quad surfboard fins, keel quad fins, FuturCompatible fins, Futures compatible surf fins, fibreglass quad fins, keel fin set, Summer vibes surf hardware, surfboard accessories, quad surf setup, fish surfboard upgrade fins, blue quad keel set.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Summer vibes","offers":[{"title":"M\/L \/ Blue","offer_id":45223353057337,"sku":"BRSVFIQU4D-BLU","price":129.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/4357\/0233\/files\/Herobluequadkeel.jpg?v=1765747501"},{"product_id":"summer-vibes-quad-mid-keel-4-fin-set-fciicompatible-black-blue","title":"Summer vibes Quad Mid Keel 4-Fin Set FCSii Compatible – Black \/ Blue","description":"\u003c!-- 🌊 Summer vibes – Quad Keel 4-Fin Set (FuturCompatible) – Blue --\u003e\n\u003cdiv class=\"sv-product-copy\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eSummer vibes Quad Keel 4-Fin Set – FCii (Black\/Blue)\u003c\/strong\u003e is built for surfers who want maximum speed, bite and hold without losing that smooth, flowing twin-keel feel. With a \u003cstrong\u003e5-inch front keel\u003c\/strong\u003e and a \u003cstrong\u003e3-inch quad rear trailer\u003c\/strong\u003e, this set creates the perfect blend of drive, control and playful release—ideal for fish shapes, hybrids and modern quad boards in fun Aussie waves.\u003c\/p\u003e\n\u003cp\u003eDesigned with \u003cstrong\u003epremium fibreglass construction\u003c\/strong\u003e for stiffness, durability and predictable flex, these fins slot cleanly into fcs-2\u003cstrong\u003e-style fin boxes\u003c\/strong\u003e. The result is a rock-solid fit, excellent power transfer, and a fast, responsive feel under your feet.\u003c\/p\u003e\n\u003cp\u003eThis quad keel set adds a huge boost to speed and grip, making it an epic upgrade for \u003cstrong\u003eSummer vibes Fish softboards\u003c\/strong\u003e that run fcs-compat fin systems. Expect better hold through turns, more projection down the line, and a lively, confidence-inspiring feel in small-to-medium waves.\u003c\/p\u003e\n\u003ch3\u003eWhy You’ll Love Them\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuad keel configuration\u003c\/strong\u003e – 5\" front + 3\" rear delivers the perfect blend of speed, bite and control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium fibreglass build\u003c\/strong\u003e for strength, stability and consistent flex.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEpic upgrade for Summer vibes Fish softboards \/ any board\u003c\/strong\u003e running fcs-style fin systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast, smooth and grippy\u003c\/strong\u003e—ideal for fun Aussie beachies and pointbreaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMore hold + more projection\u003c\/strong\u003e through rail-to-rail transitions and down-the-line pumps.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFront Fins:\u003c\/strong\u003e 5\" keel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRear Fins:\u003c\/strong\u003e 3\" quad trailer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSet:\u003c\/strong\u003e Quad (4 fins)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e FCII (dual tab fcs-style fin boxes)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Fibreglass composite\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest suited to:\u003c\/strong\u003e Fish boards, hybrids, quad setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eThe Summer vibes Difference\u003c\/h3\u003e\n\u003cp\u003eSummer vibes hardware is shaped for real Australian surf conditions—fast, durable and designed to level-up your sessions. Whether you're carving beachies, racing down points or pushing your quad setup to its limits, these fins deliver reliable speed, hold and flow.\u003c\/p\u003e\n\u003c!-- 🔒 Hidden SEO (Invisible to customers, visible to search engines) --\u003e\n\u003cdiv style=\"display: none !important; visibility: hidden !important; opacity: 0 !important; height: 0 !important; overflow: hidden !important;\"\u003e\n\u003cp\u003eThis quad keel 4-fin set is compatible with Future-style fin systems and works across fish surfboards, quads, hybrids, performance boards and select softboards with Futures boxes. Ideal for surfers upgrading factory fins, improving hold and unlocking more speed in small surf. Suitable for Australian beach breaks, points, summer waves and everyday conditions.\u003c\/p\u003e\n\u003cp\u003eRelated keywords: quad surfboard fins, keel quad fins, FuturCompatible fins, Futures compatible surf fins, fibreglass quad fins, keel fin set, Summer vibes surf hardware, surfboard accessories, quad surf setup, fish surfboard upgrade fins, blue quad keel set.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Summer vibes","offers":[{"title":"M\/L \/ Black\/Blue","offer_id":45253495193657,"sku":"BRSVFIQU4D-BBL","price":129.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/4357\/0233\/files\/56allquadwebhero.jpg?v=1764895556"},{"product_id":"summer-vibes-fibreglass-fins-honeycomb-1-keel-fcs2","title":"Summer vibes Twin Fin K1 Keel Set FCSii Compatible – Honeycomb Fibreglass","description":"\u003ch1\u003eSummer vibes K1 Keel Fins - Classic Twin Keel Fin Set\u003c\/h1\u003e\n\u003cp\u003eThe Summer vibes K1 Keel Fins are designed for surfers chasing classic twin-fin speed, smooth flow and maximum down-the-line drive. Built around a more traditional keel template, the K1 delivers effortless glide, powerful projection and that unmistakable retro fish feeling surfers love.\u003c\/p\u003e\n\u003cp\u003eWith a larger surface area and drawn-out keel outline, the K1 setup creates incredible hold and control while maintaining the fast, skatey feel twin-fin boards are famous for. Perfect for retro fish surfboards, wider outlines and cruisey alternative shapes, these fins are all about generating easy speed and flowing rail-to-rail surfing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong class=\"Yjhzub\" jsaction=\"\" jscontroller=\"zYmgkd#vvzi1e\" data-sfc-root=\"c\" jsuid=\"LqC9Jb_g\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);'\u003e5 inches\u003c\/strong\u003e\u003cspan\u003e in height\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong class=\"Yjhzub\" jsaction=\"\" jscontroller=\"zYmgkd#vvzi1e\" data-sfc-root=\"c\" jsuid=\"LqC9Jb_h\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);'\u003e6.65 inches\u003c\/strong\u003e\u003cspan\u003e in base length\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003earea \u003c\/span\u003e\u003cstrong class=\"Yjhzub\" jsaction=\"\" jscontroller=\"zYmgkd#vvzi1e\" data-sfc-root=\"c\" jsuid=\"LqC9Jb_i\" data-sfc-cb=\"\" data-complete=\"true\" data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);'\u003e25.5 square inches\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhether you're trimming down long points, carving clean open faces or making the most of soft summer surf, the Summer vibes K1 Keel Fins are built for fast fun surfing and pure twin-fin freedom.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eClassic retro keel fin template\u003c\/li\u003e\n\u003cli\u003eMaximum speed \u0026amp; down-the-line drive\u003c\/li\u003e\n\u003cli\u003eSmooth flowing rail-to-rail feel\u003c\/li\u003e\n\u003cli\u003eIdeal for fish surfboards \u0026amp; retro twins\u003c\/li\u003e\n\u003cli\u003eExcellent hold through long carving turns\u003c\/li\u003e\n\u003cli\u003eLightweight honeycomb construction\u003c\/li\u003e\n\u003cli\u003eBuilt for Australian surf conditions\u003c\/li\u003e\n\u003cli\u003eCompatible with FCS2 Dual tab fin systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePerfect For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRetro fish surfboards\u003c\/li\u003e\n\u003cli\u003eClassic twin fin setups\u003c\/li\u003e\n\u003cli\u003eAlternative surf craft\u003c\/li\u003e\n\u003cli\u003eSmall to medium surf\u003c\/li\u003e\n\u003cli\u003eFast flowing surfing\u003c\/li\u003e\n\u003cli\u003eSurfers chasing traditional twin-fin feel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction\u003c\/h2\u003e\n\u003cp\u003eThe Summer vibes K1 Keel Fins feature lightweight honeycomb performance construction engineered for speed, durability and smooth flex. The balanced flex pattern helps generate effortless acceleration while maintaining stability and hold through longer drawn-out turns.\u003c\/p\u003e\n\u003ch2\u003eFin Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eTemplate: Classic Twin Keel\u003c\/li\u003e\n\u003cli\u003eFin Setup: Twin Fin\u003c\/li\u003e\n\u003cli\u003eConstruction: Honeycomb \/ Fibreglass Composite\u003c\/li\u003e\n\u003cli\u003eBase: Large\u003c\/li\u003e\n\u003cli\u003eRake: High\u003c\/li\u003e\n\u003cli\u003eDrive: Maximum\u003c\/li\u003e\n\u003cli\u003eRelease: Moderate\u003c\/li\u003e\n\u003cli\u003eCompatibility: FCS2 Fin System\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose Summer vibes K1 Keel Fins?\u003c\/h2\u003e\n\u003cp\u003eThe K1 Keel Fins are designed for surfers who want maximum glide, classic fish-board speed and smooth stylish surfing. The traditional keel outline creates excellent projection and hold while maintaining the playful freedom that makes twin-fin boards so addictive to ride.\u003c\/p\u003e\n\u003cp\u003ePerfect for epoxy fish surfboards, retro twins, softboards and alternative surf shapes, the Summer vibes K1 setup delivers effortless speed, flow and style in everyday conditions.\u003c\/p\u003e\n\u003cp\u003eLike all Summer vibes surf hardware, the K1 Keel Fins are built for surfers chasing quality, value and maximum stoke in Aussie surf conditions.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdetails style=\"display: none;\"\u003e \u003csummary\u003eHidden SEO Content\u003c\/summary\u003e\n\u003ch2\u003eK1 Twin Fin SEO Keywords\u003c\/h2\u003e\n\u003cp\u003eclassic keel fins Australia, retro fish fins, futures compatible keel fins, twin fin fish surfboard fins, traditional twin keel fins, fish surfboard fin setup, retro surfboard fins, honeycomb keel fins, fast twin fins Australia, fish board fins, performance fish fins, surfboard fins Australia, lightweight twin fins, futures fish fins, retro twin fin setup, alternative surfboard fins, down the line twin fins, epoxy fish surfboard fins, premium surfboard fins Australia, twin fin keel setup, classic fish surfboard fins, surfboard hardware Australia, high drive twin fins, smooth flowing twin fins, fish surfboard accessories\u003c\/p\u003e\n\u003ch2\u003eCompetitor \u0026amp; Comparison SEO\u003c\/h2\u003e\n\u003cp\u003eComparable to popular keel fin templates from Futures, Captain Fin, Christenson, Machado Keels, Album Surfboards, True Ames, FCS, MR Twin Fins, CI Keels, JS Industries twin fins, Firewire fish fins, HaydenShapes fish fins, Sharp Eye twin setups, DHD twin fins and modern retro fish surfboard fin setups.\u003c\/p\u003e\n\u003ch2\u003eAustralian Surf SEO\u003c\/h2\u003e\n\u003cp\u003eDesigned for Australian surf conditions including long points, beach breaks, soft summer surf, clean runners, playful everyday waves and small-to-medium surf conditions around Australia.\u003c\/p\u003e\n\u003ch2\u003eLong Tail Search Terms\u003c\/h2\u003e\n\u003cp\u003ebest keel fins for fish surfboard Australia, retro twin fins futures compatible, best fish surfboard fins, classic twin fin setup, twin fins for speed and flow, traditional keel fin template, lightweight fish surfboard fins, best futures twin fins Australia, fast fish board fin setup, smooth twin fin surfing fins, high drive keel fins Australia, retro fish surfboard accessories, premium twin fins Australia, surfboard hardware for fish boards, alternative surfboard twin fin setup\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Summer vibes","offers":[{"title":"M\/L \/ HC Black","offer_id":45810957910073,"sku":"BRSVFITHKD-HCB","price":99.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/4357\/0233\/files\/BRSVFITHKD-HCB.jpg?v=1778540763"},{"product_id":"summer-vibes-fibreglass-fins-honeycomb-mr-1-mr-fcs2","title":"Summer vibes Twin Fin MR1 Set FCSii Compatible – Yellow Honeycomb Fibreglass","description":"\u003ch2\u003eSummer vibes Twin Fin MR1 Set FCSiiCompatible - Honeycomb Fibreglass\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSummer vibes Twin Fin MR1 Set FCSiiCompatible - Honeycomb Fibreglass\u003c\/strong\u003e is designed for surfers chasing fast, flowing twin-fin performance with heaps of speed, drive and freedom through turns. Inspired by classic MR-style twin templates, this setup delivers that smooth rail-to-rail feeling with a lively, skatey response that feels fast and fun in a wide range of conditions.\u003c\/p\u003e\n\u003cp\u003eFeaturing a balanced twin-fin outline with a wide base and refined tip, the MR1 generates excellent acceleration and projection while still allowing quick release off the top. The upright template keeps the fins responsive and easy to turn, making them perfect for surfers wanting a performance twin feel without losing the classic twin-fin flow.\u003c\/p\u003e\n\u003cp\u003eBuilt using lightweight honeycomb fibreglass construction, the MR1 provides the ideal blend of flex, spring and durability. The controlled flex pattern helps create speed through flatter sections while maintaining smooth hold and predictability through carving turns.\u003c\/p\u003e\n\u003cp\u003ePerfect for retro fish surfboards, modern twins and hybrid shapes, the MR1 twin set is all about speed, flow and maximum fun in everyday Aussie surf conditions.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eClassic MR-inspired twin fin template\u003c\/li\u003e\n\u003cli\u003eFCSiiCompatible fin system\u003c\/li\u003e\n\u003cli\u003eLightweight honeycomb fibreglass construction\u003c\/li\u003e\n\u003cli\u003eFast, responsive and drivey feel\u003c\/li\u003e\n\u003cli\u003eSmooth rail-to-rail transitions\u003c\/li\u003e\n\u003cli\u003eBalanced flex for speed and release\u003c\/li\u003e\n\u003cli\u003ePerfect for fish, retro twins and hybrids\u003c\/li\u003e\n\u003cli\u003eIdeal for small to medium surf conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRetro fish surfboards\u003c\/li\u003e\n\u003cli\u003ePerformance twin fins\u003c\/li\u003e\n\u003cli\u003eModern fish and hybrid boards\u003c\/li\u003e\n\u003cli\u003eLoose, skatey surfing styles\u003c\/li\u003e\n\u003cli\u003eFast down-the-line surfing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe \u003cstrong\u003eSummer vibes MR1 Twin Fin Set\u003c\/strong\u003e is built for surfers wanting classic twin-fin speed with modern responsiveness and control. Expect fast acceleration, flowing turns and heaps of speed through everyday beach breaks and point waves.\u003c\/p\u003e\n\u003cdetails style=\"display: none;\"\u003e\n\u003csummary\u003eHidden SEO Content\u003c\/summary\u003e\n\u003cp\u003eSummer vibes MR1 twin fins FCSiiCompatible honeycomb fibreglass twin fin set for fish surfboards, retro twin fins, hybrid surfboards and performance twin fin surfing. Lightweight twin fin setup designed for speed, drive and smooth rail-to-rail flow in Aussie surf conditions.\u003c\/p\u003e\n\u003cp\u003eTwin fins compatible with FCS2 fin systems for retro fish boards, modern twin surfboards, grovellers and performance fish shapes. Excellent for surfers chasing loose, playful twin-fin surfing with heaps of speed and release through turns.\u003c\/p\u003e\n\u003cp\u003eHoneycomb fibreglass construction provides balanced flex and spring while maintaining hold and control through carving turns. Great option for small waves, beach breaks, point waves and fun everyday surfing.\u003c\/p\u003e\n\u003cp\u003eSearch terms: MR twin fins, FCS2 twin fins, fish surfboard fins Australia, retro fish fins, honeycomb fibreglass twin fins, performance twin fins, twin fin surfboard setup, fast fish fins, FCSiiCompatible twin fin set, surfboard fins Gold Coast.\u003c\/p\u003e\n\u003c\/details\u003e","brand":"Summer vibes","offers":[{"title":"M\/L \/ Yellow","offer_id":45811286507577,"sku":"BRSVFITMRD-YEL","price":99.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/4357\/0233\/files\/BRSVFITMRD-YEL.jpg?v=1778491442"},{"product_id":"summer-vibes-fibreglass-fins-honeycomb-twin-1-twin-fcs2","title":"Summer vibes Twin Fin T1 Set FCSii Compatible – Honeycomb Fibreglass","description":"\u003ch2\u003eSummer vibes Honeycomb - Twin FCSiiCompatible\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSummer vibes Honeycomb Twin FCSiiCompatible\u003c\/strong\u003e is built for surfers chasing a fast, lively and highly responsive twin-fin setup with heaps of speed and release. Inspired by modern performance twin templates, the delivers quick acceleration, smooth rail-to-rail transitions and a playful feel that suits everything from everyday beach breaks to clean point waves.\u003c\/p\u003e\n\u003cp\u003eThe refined twin-fin outline combines a balanced base with a slightly upright profile, creating excellent drive while still maintaining a loose and skatey feel through turns. This setup generates speed effortlessly down the line while allowing controlled release off the top, making it ideal for modern fish surfboards, performance twins and hybrid shapes.\u003c\/p\u003e\n\u003cp\u003eConstructed using lightweight honeycomb fibreglass materials, the provides the perfect blend of spring, flex and durability. The responsive flex pattern helps surfers generate speed through flatter sections while maintaining smooth control during tighter arcs and carving turns.\u003c\/p\u003e\n\u003cp\u003eDesigned for surfers wanting a more performance-oriented twin-fin feel without sacrificing flow and fun, the is the perfect all-round twin setup for a wide range of Aussie surf conditions.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eModern performance twin-fin template\u003c\/li\u003e\n\u003cli\u003eFCSiiCompatible fin system\u003c\/li\u003e\n\u003cli\u003eLightweight honeycomb fibreglass construction\u003c\/li\u003e\n\u003cli\u003eFast, lively and responsive feel\u003c\/li\u003e\n\u003cli\u003eExcellent speed and drive\u003c\/li\u003e\n\u003cli\u003eSmooth release through turns\u003c\/li\u003e\n\u003cli\u003eBalanced flex for control and projection\u003c\/li\u003e\n\u003cli\u003eIdeal for fish, twins and hybrid surfboards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePerformance twin surfboards\u003c\/li\u003e\n\u003cli\u003eRetro fish and modern fish boards\u003c\/li\u003e\n\u003cli\u003eHybrid surfboard setups\u003c\/li\u003e\n\u003cli\u003eSmall to medium surf conditions\u003c\/li\u003e\n\u003cli\u003eSurfers chasing speed and flow\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe \u003cstrong\u003eSummer vibes Honeycomb \u003c\/strong\u003e is designed to maximise speed, flow and fun while still offering the responsiveness needed for progressive twin-fin surfing. Perfect for surfers wanting fast down-the-line speed with responsive yet smooth carving control.\u003c\/p\u003e\n\u003cdetails style=\"display: none;\"\u003e\n\u003csummary\u003eHidden SEO Content\u003c\/summary\u003e\n\u003cp\u003eSummer vibes Honeycomb Twin FCSiiCompatible twin fin set for fish surfboards, retro twin fins, performance twin surfing and hybrid surfboards. Lightweight honeycomb fibreglass fins built for speed, drive, projection and smooth rail-to-rail flow.\u003c\/p\u003e\n\u003cp\u003eTwin fins compatible with FCS2 fin systems for fish boards, twin surfboards, hybrid shapes and grovellers. Designed for surfers wanting fast acceleration, lively responsiveness and controlled release through turns in Aussie surf conditions.\u003c\/p\u003e\n\u003cp\u003eHoneycomb fibreglass construction provides lightweight flex and spring while maintaining hold and predictability through carving turns. Great option for small wave surfing, playful beach breaks, long points and everyday performance surfing.\u003c\/p\u003e\n\u003cp\u003eSearch terms: FCS2 twin fins, honeycomb twin fins, fish surfboard fins Australia, performance twin fins, retro fish fins, twin fin setup, surfboard fins Gold Coast, lightweight twin fins, fast twin fins, FCSiiCompatible surfboard fins.\u003c\/p\u003e\n\u003c\/details\u003e","brand":"Summer vibes","offers":[{"title":"M\/L \/ White\/Black","offer_id":45811286540345,"sku":"BRSVFITWHD-WHB","price":99.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/4357\/0233\/files\/BRSVFITWHD-WHB.jpg?v=1778543700"},{"product_id":"summer-vibes-power-thruster-3-fin-set-medium-fciicompatible-blue","title":"Summer vibes Power Thruster 3-Fin Set Medium FCSii Compatible – Blue","description":"\u003c!-- 🌊 Summer vibes – Power Thruster 3-Fin Set (Medium – FCSiiCompatible) --\u003e\n\u003cdiv class=\"sv-product-copy\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eSummer vibes Power Thruster 3-Fin Set – Medium (FCSiiCompatible)\u003c\/strong\u003e is built for surfers who like to surf fast, push hard through turns and keep plenty of drive under their feet. Inspired by powerful performance-style templates, this set delivers a smooth combination of \u003cstrong\u003espeed, hold and controlled release\u003c\/strong\u003e for everyday Australian surf conditions.\u003c\/p\u003e\n\n\u003cp\u003eFeaturing a \u003cstrong\u003eHoneycomb + Fibreglass construction\u003c\/strong\u003e, these fins feel light and lively while still offering strong response through powerful bottom turns and rail transitions. The stiffer base helps generate speed and projection, while the refined tip adds release and quick direction changes when surfing more aggressively.\u003c\/p\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eMedium template\u003c\/strong\u003e suits surfers approximately \u003cstrong\u003e65–85 kg\u003c\/strong\u003e and works perfectly across performance shortboards, fish hybrids, grovellers and performance softboards. Designed with a slightly fuller base and drive-focused outline, this set feels especially good in punchy beach breaks, running points and clean everyday surf.\u003c\/p\u003e\n\n\u003cp\u003eThis set is fully \u003cstrong\u003eFCSii Compatible\u003c\/strong\u003e, fitting all \u003cstrong\u003eSummer vibes softboards\u003c\/strong\u003e with dual-tab fin boxes \u003cem\u003e(all Summer vibes softboards are FCSii compatible)\u003c\/em\u003e, along with most surfboards using the modern FCS II style system.\u003c\/p\u003e\n\n\u003ch3\u003eWhy you’ll love the Summer vibes Power Thruster – Medium\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedium template:\u003c\/strong\u003e Ideal for surfers approx. \u003cstrong\u003e65–85 kg\u003c\/strong\u003e wanting balanced drive + release.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eHoneycomb fibreglass construction:\u003c\/strong\u003e Lightweight feel with responsive flex and strong projection.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003ePerformance power template:\u003c\/strong\u003e Built for speed generation, strong carving turns and controlled top-turn release.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eVersatile everyday fin:\u003c\/strong\u003e Perfect for beach breaks, points, punchy runners and performance softboards.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eFCSii Compatible:\u003c\/strong\u003e Fits all \u003cstrong\u003eSummer vibes softboards\u003c\/strong\u003e and most dual-tab fin systems.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eNoticeable performance upgrade:\u003c\/strong\u003e Faster, more responsive and more controlled than standard stock fins.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eUpgrade your board with the \u003cstrong\u003eSummer vibes Power Thruster\u003c\/strong\u003e and enjoy a more powerful, drivey and performance-focused feel every surf.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c!-- 🔍 Hidden SEO (fully invisible, no dropdown shown) --\u003e\n\u003cdetails style=\"display: none !important;\" class=\"sv-hidden-seo\"\u003e\n\u003csummary style=\"display: none !important;\"\u003e\u003c\/summary\u003e\n\n\u003cdiv style=\"display: none !important;\" class=\"sv-hidden-seo__inner\"\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eSummer vibes Power Thruster Medium – Honeycomb Blue – FCSii Compatible\u003c\/strong\u003e fin set is designed for surfers chasing a fast, powerful and reliable performance fin for Australian surf conditions. Inspired by popular drive-oriented templates, this fin offers excellent projection through turns, strong hold off the bottom and controlled release through the lip.\u003c\/p\u003e\n\n\u003cp\u003eSurfers searching for \u003cstrong\u003eMF FCS2 fins\u003c\/strong\u003e, power templates, honeycomb thruster fins, medium performance surfboard fins or fibreglass performance fins will appreciate the balanced feel and responsiveness of the Summer vibes Power Thruster range. The medium size is ideal for surfers around \u003cstrong\u003e65–85 kg\u003c\/strong\u003e looking for a dependable all-round performance fin.\u003c\/p\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eHoneycomb + Fibreglass construction\u003c\/strong\u003e keeps weight low while maintaining excellent stiffness through the base for added speed generation and drive. The responsive flex pattern helps create smooth rail-to-rail transitions while still allowing release during tighter direction changes.\u003c\/p\u003e\n\n\u003cp\u003eThis set works exceptionally well in \u003cstrong\u003eSummer vibes softboards\u003c\/strong\u003e, performance foamies, epoxy boards, PU shortboards, grovellers, hybrids and fish-style boards using dual-tab fin systems. Perfect for surfers wanting a major performance upgrade over soft stock fins.\u003c\/p\u003e\n\n\u003cp\u003eKeywords: Summer vibes Power Thruster fins, blue honeycomb surfboard fins, FCSii compatible fins, medium surfboard fins 65-85kg, performance surf fins Australia, fibreglass honeycomb thruster fins, drivey surfboard fins, power template fins, performance fins for softboards, MF style fins alternative, fast surfboard fins for beach breaks and point waves.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eSummer vibes is not affiliated with Mick Fanning, MF, or FCS. Any referenced names are used for comparison and search relevance only.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003c\/div\u003e\n\u003c\/details\u003e","brand":"Summer vibes","offers":[{"title":"Default Title","offer_id":45783892492345,"sku":"BRSVFIPOMD-BLB","price":99.99,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/4357\/0233\/files\/BRSVFIPOMD-BLB.jpg?v=1778544690"},{"product_id":"summer-vibes-power-thruster-3-fin-set-medium-fciicompatible-orange","title":"Summer vibes Power Thruster 3-Fin Set Medium FCSii Compatible Orange","description":"\u003c!-- 🌊 Summer vibes – Power Thruster 3-Fin Set (Medium – FCiiCompatible) --\u003e\n\u003cdiv class=\"sv-product-copy\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eSummer vibes Power Thruster 3-Fin Set – Medium (FCiiCompatible)\u003c\/strong\u003e is built for surfers chasing fast, powerful, high-drive turns in everyday Aussie conditions. With a performance template that balances \u003cstrong\u003espeed, control and release\u003c\/strong\u003e, this fin set is ideal for surfers who like to push hard off the bottom and hit the lip with confidence.\u003c\/p\u003e\n\u003cp\u003eThese fins sit at \u003cstrong\u003e4.5 inches in height\u003c\/strong\u003e and use \u003cstrong\u003epremium honeycomb fibreglass construction\u003c\/strong\u003e, giving them a lightweight yet responsive feel that boosts acceleration, control and overall drive. With a medium size suited to surfers approximately \u003cstrong\u003e60–85 kg\u003c\/strong\u003e, this set offers the perfect blend of power and manoeuvrability for a wide range of riders.\u003c\/p\u003e\n\u003cp\u003eThe template combines plenty of base for speed with a mid-tip for sharp, snappy direction changes, delivering both \u003cstrong\u003epower and precision\u003c\/strong\u003e in fun, punchy waves.\u003c\/p\u003e\n\u003cp\u003eThis set is \u003cstrong\u003eFCiiCompatible\u003c\/strong\u003e, slotting straight into any \u003cstrong\u003eSummer vibes softboard\u003c\/strong\u003e with two-tab fin boxes \u003cem\u003e(all Summer vibes softboards are FCii compatible)\u003c\/em\u003e, as well as any surfboard that uses the FC 2-tab system. It's a major performance upgrade from standard plastic fins, giving your board a more solid, responsive and high-performance feel under your feet.\u003c\/p\u003e\n\u003ch3\u003eWhy you’ll love the Summer vibes Power Thruster (Medium – 4.5\")\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4.5\" medium size:\u003c\/strong\u003e Ideal for surfers approx. \u003cstrong\u003e60–85 kg\u003c\/strong\u003e, offering balanced power + control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHoneycomb fibreglass:\u003c\/strong\u003e Lightweight, stiff and highly responsive under load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance template:\u003c\/strong\u003e Designed for power turns, speed generation and controlled release.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEveryday surf:\u003c\/strong\u003e Perfect for Aussie beach breaks, points and punchy peaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFCiiCompatible:\u003c\/strong\u003e Fits all \u003cstrong\u003eSummer vibes softboards\u003c\/strong\u003e and most two-tab fin systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHuge performance boost:\u003c\/strong\u003e A big step up from soft, flexible stock fins.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUpgrade your \u003cstrong\u003eSummer vibes softboard\u003c\/strong\u003e with the Power Thruster 3-Fin Set and enjoy a faster, more responsive feel in every surf.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- 🔍 Hidden SEO (fully invisible, no dropdown shown) --\u003e\n\u003cdetails style=\"display: none !important;\" class=\"sv-hidden-seo\"\u003e\n\u003csummary style=\"display: none !important;\"\u003e\u003c\/summary\u003e\n\u003cdiv style=\"display: none !important;\" class=\"sv-hidden-seo__inner\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eSummer vibes Power Thruster 3-Fin Set – Medium (4.5\")\u003c\/strong\u003e offers a drivey, powerful feel similar to popular high-performance fin templates used for fast, down-the-line surfing and heavy carves. Surfers searching for \u003cstrong\u003eMick Fanning MF FCS2 fins\u003c\/strong\u003e, MF performance thruster sets or medium honeycomb fibreglass templates will find a comparable level of projection, hold and responsiveness at a far better price point.\u003c\/p\u003e\n\u003cp\u003eThis fin set is ideal for surfers weighing approximately \u003cstrong\u003e60–85 kg\u003c\/strong\u003e, though riders up to 90 kg who prefer a looser, more responsive feel may also choose Medium over Large fins. The \u003cstrong\u003ehoneycomb fibreglass\u003c\/strong\u003e design offers stiffness through the base and flex through the tip, helping with fast bottom turns, strong rail engagement and confident top-turn release.\u003c\/p\u003e\n\u003cp\u003eThis fin set pairs perfectly with \u003cstrong\u003eSummer vibes softboards\u003c\/strong\u003e thanks to its \u003cstrong\u003eFCii compatibility\u003c\/strong\u003e, making it a strong upgrade for foamies, grovellers, performance softboards and everyday PU\/epoxy boards. The result is a more responsive, lively and performance-driven ride in waist- to overhead-high surf.\u003c\/p\u003e\n\u003cp\u003eKeywords: Summer vibes Power Thruster Medium, \u003cstrong\u003eMick Fanning MF FCS2 fins\u003c\/strong\u003e alternative, honeycomb surfboard fins, FC2 compatible fins, 4.5 inch thruster fins, medium surfer weight 60–85 kg fins, performance surf fins for softboards, fin upgrade for foam surfboards, drivey surf fins for beach breaks, point break performance fins.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eSummer vibes is not affiliated with Mick Fanning, FCS or the MF FCS2 line. Any mention of these names is for comparison and SEO reference only.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e","brand":"Summer vibes","offers":[{"title":"Default Title","offer_id":45783893278777,"sku":"BRSVFIPOMD-ORB","price":99.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/4357\/0233\/files\/BRSVFIPOMD-ORB.jpg?v=1778551544"},{"product_id":"summer-vibes-fibreglass-fins-2-keel-fcs2","title":"Summer vibes Twin Red K2 Keel 2-Fin Set FCSii Compatible – Fibreglass","description":"\u003ch1\u003eSummer vibes K2 Keel Fins - Performance Twin Keel Fin Set\u003c\/h1\u003e\n\u003cp\u003eThe Summer vibes K2 Keel Fins are built for surfers chasing maximum speed, smooth flow and high-performance twin-fin surfing in modern Australian conditions. Combining the fast glide of a traditional keel with a more refined performance outline, the K2 template delivers incredible drive while maintaining a loose, responsive feel through turns.\u003c\/p\u003e\n\u003cp\u003eDesigned for modern fish surfboards, performance twin fins and alternative surf craft, the K2 Keel provides the perfect blend of classic retro styling and modern responsiveness. The slightly more upright template compared to traditional full keels allows for quicker rail transitions, tighter arcs and more release while still holding speed effortlessly across flatter sections.\u003c\/p\u003e\n\u003cp\u003e\u003cmark jsuid=\"uJlFB_e\" class=\"HxTRcb\" jsaction=\"click:\u0026amp;uJlFB_e|h5M12e;mouseenter:\u0026amp;uJlFB_e|sbHm2b;mouseleave:\u0026amp;uJlFB_e|Tx5Rb;rcuQ6b:\u0026amp;uJlFB_e|npT2md\" jscontroller=\"DfH0l#VLQhtf\" data-sfc-root=\"c\" data-wiz-uids=\"uJlFB_f\" data-sfc-cb=\"\" data-ved=\"2ahUKEwiandbl6IWVAxXaVPUHHSt9PC8QuJAPegoIAggACAAICBAB\" data-sfc-inited=\"2\" data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 500; margin: 0px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);'\u003e\u003cstrong class=\"Yjhzub\" jsaction=\"\" jscontroller=\"zYmgkd#vvzi1e\" data-sfc-root=\"c\" jsuid=\"uJlFB_g\" data-sfc-cb=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; 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font-size: 16px; font-weight: 500; margin: 0px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);'\u003e\u003cspan class=\"Yjhzub\" jsaction=\"\" jscontroller=\"zYmgkd#vvzi1e\" data-sfc-root=\"c\" jsuid=\"uJlFB_i\" data-sfc-cb=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);'\u003earea \u003c\/span\u003e\u003cstrong class=\"Yjhzub\" jsaction=\"\" jscontroller=\"zYmgkd#vvzi1e\" data-sfc-root=\"c\" jsuid=\"uJlFB_i\" data-sfc-cb=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", \"Helvetica Neue\", sans-serif; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);'\u003e22.25\" sq”\u003c\/strong\u003e\u003c\/mark\u003e\u003c\/p\u003e\n\u003cp\u003eWhether you're flying down long points, drawing smooth carves on open faces or having fun in soft summer beach breaks, the Summer vibes K2 Keel Fins are designed to maximise speed, flow and pure twin-fin fun.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eModern performance keel fin template\u003c\/li\u003e\n\u003cli\u003eFast and responsive twin-fin feel\u003c\/li\u003e\n\u003cli\u003eExcellent drive with added release\u003c\/li\u003e\n\u003cli\u003eIdeal for fish surfboards \u0026amp; performance twins\u003c\/li\u003e\n\u003cli\u003eBalanced flex for speed and control\u003c\/li\u003e\n\u003cli\u003eLightweight construction\u003c\/li\u003e\n\u003cli\u003eBuilt for Australian surf conditions\u003c\/li\u003e\n\u003cli\u003eCompatible with FCS2 fin systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePerfect For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModern fish surfboards\u003c\/li\u003e\n\u003cli\u003ePerformance twin fins\u003c\/li\u003e\n\u003cli\u003eRetro-inspired hybrid shapes\u003c\/li\u003e\n\u003cli\u003eSmall to medium surf\u003c\/li\u003e\n\u003cli\u003eFast down-the-line surfing\u003c\/li\u003e\n\u003cli\u003eSurfers wanting more pivot \u0026amp; release\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eConstruction\u003c\/h2\u003e\n\u003cp\u003eThe Summer vibes K2 Keel Fins feature lightweight performance construction engineered for speed, responsiveness and durability. The refined flex pattern creates explosive acceleration while maintaining enough control for committed rail surfing and powerful carving turns.\u003c\/p\u003e\n\u003ch2\u003eFin Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eTemplate: Performance Twin Keel\u003c\/li\u003e\n\u003cli\u003eFin Setup: Twin Fin\u003c\/li\u003e\n\u003cli\u003eConstruction: \/ Fibreglass Composite\u003c\/li\u003e\n\u003cli\u003eBase: Medium-Large\u003c\/li\u003e\n\u003cli\u003eRake: Moderate\u003c\/li\u003e\n\u003cli\u003eDrive: High\u003c\/li\u003e\n\u003cli\u003eRelease: Enhanced\u003c\/li\u003e\n\u003cli\u003eCompatibility: Dual tab \/ FCS2 Fin System\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose Summer vibes K2 Keel Fins?\u003c\/h2\u003e\n\u003cp\u003eThe K2 Keel Fins are designed for surfers who love the speed and glide of traditional twin fins but want a more progressive performance feel. The refined template offers quicker turning response, added release and more versatility across a wider range of surf conditions.\u003c\/p\u003e\n\u003cp\u003ePerfect for epoxy fish surfboards, modern retro shapes, softboards and alternative surf craft, the Summer vibes K2 setup delivers pure speed, flow and fun every session.\u003c\/p\u003e\n\u003cp\u003eLike all Summer vibes surf hardware, the K2 Keel Fins are built for surfers chasing quality, value and maximum stoke in Aussie surf conditions.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cdetails style=\"display: none;\"\u003e \u003csummary\u003eHidden SEO Content\u003c\/summary\u003e\n\u003ch2\u003eK2 Twin Fin SEO Keywords\u003c\/h2\u003e\n\u003cp\u003eperformance twin keel fins Australia, futures compatible twin fins, modern fish fins, twin fin fish surfboard fins, performance fish surfboard setup, twin keel fins Australia, twin fins, fish surfboard accessories, retro performance twin fins, lightweight keel fins, futures fish fins, surfboard twin fins Australia, performance fish fins, modern retro twin fins, small wave twin fins, down the line speed fins, surfboard fins for fish boards, epoxy fish fins, fast twin fin setup, premium surfboard fins Australia, twin fin performance template, fish surfboard upgrades, alternative surfboard fins, responsive twin fins, performance keel fin set\u003c\/p\u003e\n\u003ch2\u003eCompetitor \u0026amp; Comparison SEO\u003c\/h2\u003e\n\u003cp\u003eComparable to popular twin fin templates from Futures, Captain Fin, Christenson, Album Surfboards, Machado Twin Keels, MR Twin Fins, FCS, True Ames, CI Keels, JS Industries twin fins, Sharp Eye twin setups, Firewire twin fins, HaydenShapes fish fins, DHD twin fins and modern retro fish surfboard fin setups.\u003c\/p\u003e\n\u003ch2\u003eAustralian Surf SEO\u003c\/h2\u003e\n\u003cp\u003eDesigned for Australian surf conditions including long points, beach breaks, playful summer waves, clean runners, everyday surf and small-to-medium conditions around Australia.\u003c\/p\u003e\n\u003ch2\u003eLong Tail Search Terms\u003c\/h2\u003e\n\u003cp\u003ebest twin fins for fish surfboard Australia, performance keel fins futures compatible, best fish surfboard fins, twin fins for speed and release, modern fish surfboard fin setup, lightweight twin keel fins, high performance fish fins Australia, surfboard fins for small waves, best futures twin fins Australia, fast twin fin surf setup, responsive fish surfboard fins, retro performance twin fins, premium twin fins Australia, surfboard hardware for fish boards, alternative surfboard twin fin setup\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Summer vibes","offers":[{"title":"M\/L \/ Black\/Red","offer_id":45811211436089,"sku":"BRSVFITWHD-RBL","price":99.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/4357\/0233\/files\/BRSVFITWHD-RBL.jpg?v=1778477418"},{"product_id":"summer-vibes-power-thruster-3-fin-set-medium-fciicompatible-copy","title":"Summer vibes Power Thruster 3-Fin Set Medium FCSii Compatible Pink","description":"\u003c!-- 🌊 Summer vibes – Power Thruster 3-Fin Set (Medium – FCiiCompatible) --\u003e\n\u003cdiv class=\"sv-product-copy\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eSummer vibes Power Thruster 3-Fin Set – Medium (FCiiCompatible)\u003c\/strong\u003e is built for surfers chasing fast, powerful, high-drive turns in everyday Aussie conditions. With a performance template that balances \u003cstrong\u003espeed, control and release\u003c\/strong\u003e, this fin set is ideal for surfers who like to push hard off the bottom and hit the lip with confidence.\u003c\/p\u003e\n\u003cp\u003eThese fins sit at \u003cstrong\u003e4.5 inches in height\u003c\/strong\u003e and use \u003cstrong\u003epremium honeycomb fibreglass construction\u003c\/strong\u003e, giving them a lightweight yet responsive feel that boosts acceleration, control and overall drive. With a medium size suited to surfers approximately \u003cstrong\u003e60–85 kg\u003c\/strong\u003e, this set offers the perfect blend of power and manoeuvrability for a wide range of riders.\u003c\/p\u003e\n\u003cp\u003eThe template combines plenty of base for speed with a mid-tip for sharp, snappy direction changes, delivering both \u003cstrong\u003epower and precision\u003c\/strong\u003e in fun, punchy waves.\u003c\/p\u003e\n\u003cp\u003eThis set is \u003cstrong\u003eFCiiCompatible\u003c\/strong\u003e, slotting straight into any \u003cstrong\u003eSummer vibes softboard\u003c\/strong\u003e with two-tab fin boxes \u003cem\u003e(all Summer vibes softboards are FCii compatible)\u003c\/em\u003e, as well as any surfboard that uses the FC 2-tab system. It's a major performance upgrade from standard plastic fins, giving your board a more solid, responsive and high-performance feel under your feet.\u003c\/p\u003e\n\u003ch3\u003eWhy you’ll love the Summer vibes Power Thruster (Medium – 4.5\")\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4.5\" medium size:\u003c\/strong\u003e Ideal for surfers approx. \u003cstrong\u003e60–85 kg\u003c\/strong\u003e, offering balanced power + control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHoneycomb fibreglass:\u003c\/strong\u003e Lightweight, stiff and highly responsive under load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance template:\u003c\/strong\u003e Designed for power turns, speed generation and controlled release.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEveryday surf:\u003c\/strong\u003e Perfect for Aussie beach breaks, points and punchy peaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFCiiCompatible:\u003c\/strong\u003e Fits all \u003cstrong\u003eSummer vibes softboards\u003c\/strong\u003e and most two-tab fin systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHuge performance boost:\u003c\/strong\u003e A big step up from soft, flexible stock fins.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUpgrade your \u003cstrong\u003eSummer vibes softboard\u003c\/strong\u003e with the Power Thruster 3-Fin Set and enjoy a faster, more responsive feel in every surf.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- 🔍 Hidden SEO (fully invisible, no dropdown shown) --\u003e\n\u003cdetails style=\"display: none !important;\" class=\"sv-hidden-seo\"\u003e\n\u003csummary style=\"display: none !important;\"\u003e\u003c\/summary\u003e\n\u003cdiv style=\"display: none !important;\" class=\"sv-hidden-seo__inner\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eSummer vibes Power Thruster 3-Fin Set – Medium (4.5\")\u003c\/strong\u003e offers a drivey, powerful feel similar to popular high-performance fin templates used for fast, down-the-line surfing and heavy carves. Surfers searching for \u003cstrong\u003eMick Fanning MF FCS2 fins\u003c\/strong\u003e, MF performance thruster sets or medium honeycomb fibreglass templates will find a comparable level of projection, hold and responsiveness at a far better price point.\u003c\/p\u003e\n\u003cp\u003eThis fin set is ideal for surfers weighing approximately \u003cstrong\u003e60–85 kg\u003c\/strong\u003e, though riders up to 90 kg who prefer a looser, more responsive feel may also choose Medium over Large fins. 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