FCS II Split Keel Quad - Pg Reef SES (Structurally Engineered Shell) is

SES (Structurally Engineered Shell) is a unique blend of composite moldable materials with computer-aided structural engineering

Large- Bungee Loop to Hook adjusts from 36" to 80" range and stretches to 90" for 2 boards or extra-wide boards (Shortens by 6 inches when using S hook-loop to bungee loop)

Made from ABS

Unique 16" Shape Designed for Hi-Performance Body Surfing

FCS II Split Keel Quad - Pg Reef SES (Structurally Engineered Shell) isOverview Specialty split keel quad fin set. High area quad keel set adds bite and control to hybrid boards with wide tails, without sacrificing pivoting capabilities. Board Types Designed to fit the FCS II Fin System. Recommended for all board types including modern fish and hybrid models with moderate to low rocker. Performance Glass (PG) fins are machine cut from layers of solid fiberglass. These fins are stiff, and are widely used by pro level