The F4 Alpha fin is a solid small sized, balanced template. Made with a specialized formula created with 3M, these fins have a incredible flex pattern that is lighter than your standard honeycomb fin.
Size:
Small
Side Fins:
Height: 4.37"
Base: 4.22"
Area: 14.22"
Center Fins:
Height: 4.37"
Base: 4.22"
Area: 14.22"
Construction:
Alpha fins are constructed using a special composite designed with the help of 3M, which infuses the composite with carbon and air, making it super lightweight with an incredible flex pattern.
Flat Foil