FCS 2 Reactor PC Thruster Surfboard Fins Size:Large and the Kainui continues the

and the Kainui continues the tradition

This invisible formula glides on smooth and will outlast your longest days

wider based keels which allows it to pivot in a really tight radius

drawn-out turns with added hold

It's guaranteed to leave you smelling fresh

FCS 2 Reactor PC Thruster Surfboard Fins Size:Large and the Kainui continues theAvailable in a charcoal and black color. 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 fins are resin transfer molded with fiberglass and resin around a hex core. Intermediate response.