Material: Performance Glass

The FCS II tool-less longboard fin system

• No need for a plate and screw
• Ability to adjust your fin position in the box mid surf
• Easily insert or remove your fin in seconds. No fin key required
• Designed to be used in most existing Longboard boxes. No new box required

Fin Specs:

Base: 5.39″ / 137mm
Depth: 6.93″ / 176mm
Area: 26.23″ / 16921mm
Sweep: 31.2