Made for For riders who want to fix their fin onto the board when it is equipped with a traditional "US" type box. Traditional accessory needed for all boards with a "US" box that do not have a "conical" box.
Ease of useSquare nut and screw for a US box fin.
Resistance to salt waterStainless steel screw and brass square nut.
Information / Concept / Technology
This product has been tested and approved by our team of windsurfing fanatics in all conditions including in strong winds (over 30 knots) and in waves (jumping and surfing).