Perfect for racing, fun for cruising, fun in waves made to do everything well, the FCS Slater Trout SUP Fin promises solid tracking with a shallow drift, along with easy maneuverability on a wave or around buoys. . Dual purpose race and surf fin. Stiff and lightweight carbon skin UL construction. Sheds weed and easily maneuvers around buoys. Includes FCS Smart Screw. Performance Core material and construction designed to deliver the feeling of a traditional fiberglass fin with the added performance of reduced weight. RTM resin transfer molding process produces a lightweight fin with remarkable flex, a smooth feel, and impressive aesthetic. Length: 8.5 in..