Traditional side bite used for longboards, SUP's or as quad rears.
FCS GX Glass Flex Side Fins
- High performance traditional longboard side bites (two rear fins) designed to add speed, stability and control. Suitable for use in longboards, SUP's or as quad rears.
- A wide range of conditions from beach breaks to point breaks.
- All board types.
- Will fit the FCS II Fin System when used with grub screws and the FCS Infill Kit.
Glass Flex (GF) fins are molded from engineering grade polymer. The flex of these fins has been designed to help novice surfers maintain speed and acceleration as they learn to execute turns and maneuvers.