This screw and plate nut set from JP-Australia is a practical replacement or spare part for any board equipped with a US-Box fin system. The M4 screw with PH2 crosshead allows for quick and easy installation using a standard Phillips screwdriver – no special tools required.

The flat sliding nut fits into the track of the US-Box, allowing you to easily position your fin and fine-tune its placement to match your preferred riding feel. 

Whether you’re preparing for travel, restocking your spares kit, or replacing a lost component, this simple accessory is an essential part of any rider’s setup.