Quick view Wishlist DEAL FCS FCS 2 Reactor | Thruster Fin Set | Performance Core Carbon | Impressive Turns $159.95 $145.95 Reactor Thruster Fin Set | Performance Core Carbon | FCS 2 Essential Series FCS 2 Reactor surfboard fin template is fast reacting surfboard fin set for performing tight radius turns. Smaller centre fin for more pivot and tail release. Upright template... Choose Options Compare