US Box Fin Hardware

The screw and baseplate that locks a fin into a US Standard fin box. If yours is lost, stripped, or missing, this is the part you need. Stainless steel screw and baseplate Includes O-ring under the screw head Fits US Standard (US Box) fin boxes Sold as one set: screw, baseplate, and O-ring US Standard (US Box) fin boxes only. Not compatible with click-in fin systems or other box formats.