The FCS GMB is Matt 'Mayhem' Biolos's signature template.  It has a lively combination of drive, hold and maneuverability.

Made from post-consumer materials, Green Flex maintains great strength and flex properties, yet has a minimal impact on the environment.

Base: 4.41in.
Depth: 4.74in.
Area: 15.26sq.in.

All FCS fins can be ordered as singles. If you do not find the one you are looking for - email us and we'll get you what you need.