4.25" Thruster set for surfers under 150 lbs.
4.50" Thruster set for surfers over 140 lbs.
Will fit FCS, Future and Lokbox fin systems.
SURF CO HAWAII CARBON X TRI SET: Carbon-X Pro Teck Fins have extra rigid cores that create maximum drive, projection, and speed. The cores are also extra light for maximum weight savings. Their 85A trailing edge make the board ride fluid and fast.