{"title":"FCS II Compatible Black Fins","description":null,"products":[{"product_id":"summer-vibes-session-thruster-surfboard-fins-set-of-3-l-xl-dual-tab-fcs1-black","title":"Summer vibes Thruster Surfboard Fins (set of 3) L XL Dual Tab FCSii Compatible – Black","description":"\u003cp\u003eThe \u003cstrong\u003eSummer vibes Session Thruster Surfboard Fins (set of 3) L XL Dual Tab FCS1 Black\u003c\/strong\u003e is part of the Summer vibes premium collection of surf hardware for surfers chasing performance and value products that are suited to our Aussie conditions. We create all of our products to guarantee stoke every session.\u003c\/p\u003e\n\u003ch3\u003eSPECS\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eSummer vibes Session fins\u003c\/strong\u003e offer performance at amazing value. These are our all day \/ everyday fins made of Polyamide.\u003c\/p\u003e\n\u003cp\u003eThey provide exceptional value for money as they're top quality \u0026amp; durable for all types of surfboards or softboards with either FCS 1 or FCS2 (dual tab) fin systems.\u003c\/p\u003e\n\u003cp\u003eMedium rake for all-round conditions\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eLarge\/XtraLarge: recommended for surfers over 80kg\u003c\/p\u003e\n\u003ch3\u003eWhy Choose Summer vibes\u003c\/h3\u003e\n\u003cp\u003eSummer vibes is an independent, Aussie-owned, and surfer-run brand that is committed to performance, quality, and purpose-built products. Every product in our store is created to help make your time at the beach better, easier, and more fun. Feel good supporting a small business in your community that makes it all possible.\u003c\/p\u003e","brand":"Summer vibes","offers":[{"title":"Large\/XL \/ Black","offer_id":44908879872057,"sku":"EGSVFIDTLX-BLK","price":29.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/4357\/0233\/files\/38-2Large_57983c76-1f8d-4928-91fb-7505e59bc520.jpg?v=1758948355"},{"product_id":"summer-vibes-session-thruster-surfboard-fins-set-of-3-s-m-dual-tab-fcs1-black","title":"Summer vibes Thruster Surfboard Fins (set of 3) S M Dual Tab FCSii Compatible – Black","description":"\u003cp\u003eThe \u003cstrong\u003eSummer vibes Session Thruster Surfboard Fins (set of 3) S M Dual Tab FCS1\u003c\/strong\u003e \u003cstrong\u003eBlack \u003c\/strong\u003eis part of the Summer vibes premium collection of surf hardware for surfers chasing performance and value products that are suited to our Aussie conditions. We create all of our products to guarantee stoke every session.\u003c\/p\u003e\n\u003ch3\u003eSPECS\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eSummer vibes Session fins\u003c\/strong\u003e offer performance at amazing value. These are our all day \/ everyday fins made of Polyamide.\u003c\/p\u003e\n\u003cp\u003eThey provide exceptional value for money. as they're top quality \u0026amp; durable for all types of surfboards or softboards with either FCS 1 or FCS2 (dual tab) fin systems.\u003c\/p\u003e\n\u003cp\u003eMedium rake for all-round conditions\u003c\/p\u003e\n\u003cp\u003eSmall\/Medium: recommended for surfers under 80Kg.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003eWhy Choose Summer vibes \u003c\/h3\u003e\n\u003cp\u003eSummer vibes is an independent, Aussie-owned, and surfer-run brand that is committed to performance, quality, and purpose-built products. Every product in our store is created to help make your time at the beach better, easier, and more fun. Feel good supporting a small business in your community that makes it all possible.\u003c\/p\u003e","brand":"Summer vibes","offers":[{"title":"Sml\/Med \/ Black","offer_id":44908883411001,"sku":"EGSVFIDTSM-BLK","price":29.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/4357\/0233\/files\/38-2Large_57983c76-1f8d-4928-91fb-7505e59bc520.jpg?v=1758948355"},{"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-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; font-size: 16px; font-weight: 600; margin: 0px; text-decoration: none; border-bottom: 0px rgb(0, 29, 53);'\u003e4.6”\u003c\/strong\u003e height\u003c\/mark\u003e\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_h\" 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);'\u003e6.3”\u003c\/strong\u003e\u003c\/mark\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 base\u003c\/mark\u003e\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\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"}],"url":"https:\/\/www.summervibes.com.au\/collections\/fins-fcsii-black.oembed","provider":"Summer vibes","version":"1.0","type":"link"}