FCS II 7'' Kai Sallas Fin - Navy Blue

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An awesome fin for your longboard or SUP with FCS II tech. Designed by Hawaiian Kai Sallas, this high-performance longboard fin strikes a balance between speed, maneuverability, drive and response. Can be adapted to SUP's and modern single fin boards. The best bits… No need for a plate and screw.

Performance Glass Construction

Performance Glass (PG) material characteristics and flex pattern are identical to traditional fiberglass fins offering a stiff base with subtle responsive tip flex, amazing aesthetics, and proven durability. PG fins are the perfect transition fin for surfers moving from fixed fins to the convenience, accuracy, and performance of FCS.

Tech Specs

  • Base: 137mm
  • Depth: 176mm
  • Area: 162921mm
  • Sweep: 31.2°

FCS II Tool-Less Longboard System

  • No need for a plate and screw
  • Ability to adjust your fin position in the box mid surf
  • Easily insert or remove your fin in seconds. No fin key required
  • Designed to be used in most existing Longboard boxes


  • Great for 2+1
  • Designed to be used in most existing Longboard boxes. No new box required
  • Performance Glass Construction


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Returns are easy! We understand that in some situations returns or exchanges may be necessary. We also want you to be stoked on your purchase. If you are not 100% satisfied with your purchase you may return it for a full refund, or exchange within 30 days of receiving your order. Items must be in new condition with original tags and packaging.

Please reference our full Return Policy.

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