- Designed by Al Merrick for the Fish Board model.
- With a focus on speed and flow, this is a true performance keel.
- A modern template combined with a progressive flex provides excellent control for power surfing.
- Designed to fit the FCS II Fin System.
- Recommended for all board types including fish, funboard and twin fin boards.
Performance Glass (PG) fins are machine cut from layers of solid fiberglass. These fins are stiff, and are widely used by pro level surfers because the integrity of the flex is maintained under immense force, and in the most extreme of conditions and situations.