Surf Foil High Density Mast Insert — Greenlight Surf Co.

Surf Foil High Density Mast Insert Install this High Density Polyurethane Foam Foil Mast Insert into the bottom of your foil blank. (2) 10.5" centerfin channels are epoxied in and reinforced with 6 oz. fiberglass cloth spaced at industry standard 3.50" [90mm] apart on center to accept the foil mast base plate. Use a 1