The 5mm rope friction ring is for the Nautix rigging kit.
The Nautix rigging kit allows you to adjust your rig while sailing. You can enjoy the full power of the rig at all times and adjust the tension on the sheet according to the course or the wind strength.
Nautix is a French brand created in 1980 by passionate windsurfers.
Our know-how in windsurfing accessories is recognized worldwide.