FCS II Mark Richards '78 PG Twin Fin SetThe Limited Edition FCS II Mark Richards '78 PG Twin Fin Set takes us back to a time when Mark was revolutionizing the way surfers approached the wave, and how they maneuvered their boards. Mark Richard's famous twin template produces exceptional drive and speed. Intended to be used without a stabilizer for maximum drive and pivot. Recommended for all board types including fish, funboard and twin fin boards. Fin Size Detail Size Depth Base Area Sweep