Sea-Dog Stainless Steel Chain Stopper - 5/16" - 3/8" [321825-1] Outdoor | Weather Instruments Protective Cover for GPSMAP® 8x17

Protective Cover for GPSMAP® 8x17

Additional steering stations can be easily added with optional plug-in connectors

The AIT2500 has the option of an AIS SART alarm which is great for use with personal AIS MOB devices

Box Dimensions: 7"H x 14"W x 22"L WT: 6

Reduces unwanted noise

Sea-Dog Stainless Steel Chain Stopper - 5/16" - 3/8" [321825-1] Outdoor | Weather Instruments Protective Cover for GPSMAP® 8x17Stainless 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".