Sea-Dog Stainless Steel Chain Stopper - 3/16" - 1/4" [321820-1] Marine Navigation & Instruments | Network Cables & Modules This trip-free breaker is ideal

This trip-free breaker is ideal for a windlass circuit

Mounting Screw Size: 4 R

0:1 VSWR) 3 MHz

Quantum™ delivers superior radar imaging on both long and extremely short ranges

HALO20+ 20" Radar Dome

Sea-Dog Stainless Steel Chain Stopper - 3/16" - 1/4" [321820-1] Marine Navigation & Instruments | Network Cables & Modules This trip-free breaker is idealStainless 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".