Sea-Dog Stainless Steel Chain Stopper - 5/16" - 3/8" [321825-1] Brand_Quick All frame and grill sections

All frame and grill sections are made of a polymer composite that is completely waterproof with a coating to protect against damage from UV rays

PowerPole(R) and other on board systems

105° C dry and 75° C wet

Shakespeare Style 408-R

Sea-Dog Stainless Steel Chain Stopper - 5/16" - 3/8" [321825-1] Brand_Quick All frame and grill sectionsStainless Steel Chain Stopper 5 16" 3 8" 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".