US Box spare thumb screw bolt and washer – suitable for all of our boards that have US Box fin systems.
US Box spare thumb screw bolt and washer – suitable for all of our boards that have US Box fin systems.
US Box spare thumb screw bolt and washer – suitable for all of our boards that have US Box fin systems.
Hand screw bolt
Slide in washer
Will fit any Hatha ISUP with a US Box System