F4 Fins

F4 manufactures high performance fins for windsurf slalom and formula racing

Formula Fins – The F4 GTE is a race proven high performance fin. This fin can be
customized to lengths from 50 to 80cm and comes in flexes from XXXS, XXS, XS, and S.


Slalom fins can be customized for length, rake and stiffness. Please contact us about slalom fins that are best suited for your boards, sails, wind condtions and sailing style.

Slalom fins can be made from 25cm to 60cm with several outlines to choose from.