These trailer fins, with their 80/20 foil, add drive to a traditional single fin setup, adding speed, control, and stability through turns.

Glass Flex is formulated to replicate the flex and memory properties of laminated fiberglass. It offers the flex pattern modeled of a hand-foiled fiberglass fin and the ability to mold highly technical computer generated foils accurately.

Base: 3.86in.
Depth: 3.93in.
Area: 11.07sq.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.