Bob Evans
Contributor
You can add the Foil Force Fin - the first of the split fins on the market - Force Fin Foil Force Fin - They are the next of the Force Fin products to go back into production, with an eta during September. I agree with Captain Gene. The "Other" flat split fin blades limit the benefit of a split fin blade design. This video explains in a simple and fun way the benefit of curved blades over flat blades in the water: format: Force Fin: The Earth is Round