Davis round sail track stops hold your sail and its slides in place on the mast and boom. Made of black anodized aluminum and marine grade nickel plated brass. Measures .50" x .875".
For internal sail mast grooves. Hold your sail and its slugs in placeon the mast with a sail track stop. Position the stop just above themast groove gate and lock it in place with the knurled thumb screw. Madeof heavy-duty