Product Review

The FCS II Reactor fin is a fast reacting fin for performing tight radius turns. Designed for surfers who like to stay tight in the pocket and perform aerial maneuvers. This fin is designed to be used exclusively with the FCS II Fin System, and will not fit in the traditional FCS Dual Plug System.

Performance Core construction with hand laid carbon fiber designed to deliver controlled flex and enhanced base stiffness.

Medium fin has 4.34" base and 4.57" depth. Large fin has 4.45" base and 4.68" depth.