Sea-Dog Stainless Steel Chain Stopper - 3/16" - 1/4" [321820-1] Brand_Rupp Marine UPC: 632085079352

UPC: 632085079352

UPC: 659988120264

Standard 2-1/16" (52 mm) hole cut out (same as standard gauge hole)

UPC: 8057090147834

Protection degree: IP53

Sea-Dog Stainless Steel Chain Stopper - 3/16" - 1/4" [321820-1] Brand_Rupp Marine UPC: 632085079352Stainless Steel Chain Stopper 3 16" 1 4" Chain Stoppers help prevent damage to the windlass and reduce the risk of accidental free fall of the anchor while under way. Chain Stoppers mount alone or inside most bow rollers and work with your anchor roller to take tension off your windlass. Chain and rope should be secured at anchor when your windlass is not in use to avoid high loads the windlass was not designed for. 321820 fits chain sizes 3 16" 1 4".