Radz Knuckle UJ Windsurf / Windsup
Radz Knuckle uj perfect for windsup's and stand windsurfing boards.
A must for every windsurfer the UJ – make sure you change them regularly (couple of years) as they can corrode and split
Comes with short north euro pin
Knuckle joint making it really easy to connect a wide board whilst in the water
Webbing UJ saver
Small base diameter