FCS II Kai Sallas 6.5" Longboard Fin - Navy Blue Reactor FIN MATERIAL: Performance Core

FIN MATERIAL: Performance Core

5mm 85% Yulex natural rubber/15% synthetic rubber by polymer content

One Piece Xtruded Cord - From swivel to swivel - just one cord

prevents too much rail being wetted at once in small surf

Patented Hex Cord technology

FCS II Kai Sallas 6.5" Longboard Fin - Navy Blue Reactor FIN MATERIAL: Performance CoreMaterial: Performance Glass The FCS II tool less longboard fin 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. No new box required Fin Specs: Base: 5. 39" 137mm Depth: 6. 93" 176mm Area: 26. 23" 16921mm Sweep: 31. 2