CI Tech 1 Large - 3 Fin

The legendary Al Merrick fin template by Channel Islands Surfboards. 4.75" (large) fin size, designed with riders 165lbs and over in mind. Thruster fin set, includes 3 fins.   RTM - Tech 1 The Tech 1 honeycomb hexagonal core combined with teh Al Merrick template offers a medium flex pattern, making this fin a versatile option for a wide range of surfing abilities.  Tech 1 is designed to perform in a variety of conditions and has a wide base for drive off of the bottom, more rake for big carves, and a finer tip for release off of the top.  The signature CI smaller center fin frees up the tail.  Futures ride # of 4.6, a balance between spring and control. Material: Polyester resin and fiberglass construction.  Unique core reduces resin content and weight. Proprietary fiberglass weave and orientation is designed for maximum response and performance.  Versatile high performance option. SIDE FINS: Depth: 4.72" Base:  4.63" Area:  15.93" ^2 Foil:   Flat CENTER FIN: Depth:  4.48" Base:   4.61" Area:   15.20" ^2 Foil:     50/50