Futures Hatchet surfboard Fin Comes in 2 sizes FHC1 and FHC2 FHC1 Height:4.25 Base:2.56 Area:3.35 FHC2 Height 4.5 Base 3.35 Area 13.2 sq inch Loosen up that tail! The Unique hatchet trailer fin with 50:1 foil increases both speed and drive while decrreasing drag dramatically, when used with any front fin setup. Feels like theres no trailer fin until a turn is made-then the Hatchet kicks in. Made in Natural Composite- also available in Clear hex