Channel Islands Tech 1 2-Tab Medium Tri Fin Set - Yellow

The legendary Al Merrick fin template by Channel Islands Surfboards. Made in the USA.,4.5" (Medium) fin size, designed with riders 165lbs and under in mind,Thruster fin set,Color: Yellow,SIDE FINS:,Depth: 4.52",Base: 4.50",Area: 14.99" ^2,Foil: Flat,CENTER FIN:,Depth: 4.36",Base: 4.49",Area: 14.63" ^2,Foil: 50/50,TECH 1 EXPLAINED,MATERIAL:,Time-tested polyester resin and fiberglass construction. Unique core construction reduces resin content and weight,PERFORMANCE:,Our proprietary fiberglass weave and orientation is designed for maximum response and performance in a fiberglass fin. Al's design creates drive from the rake and base, while allowing pivot with the narrow tips and smaller center fin.