FATSAC Check Valve and Adapter [W744] Brand_Attwood Marine UPC: 091887311051

UPC: 091887311051

Ensures bow orientation on your chartplotter matches your heading

Tough and durable PVC mounting strap snaps over railings

enabling your boat to move up or down without affecting the anchor

Easy to install in existing Contura switch aperture providing convenient access for charging mobile devices

FATSAC Check Valve and Adapter [W744] Brand_Attwood Marine UPC: 091887311051Check Valve and Adapter The FATSAC Check Valve and Adapter is a two part fitting that replaces the FATSAC Quick Twist Sac Thread Adapter that comes with ballast bags. The FATSAC Check Valve and Adapter is an optional upgrade for FATSAC ballast bags that replaces the standard Quick Twist Adapter. Just as easy to connect and disconnect as the standard fitting, the W744 Check Valve adapter also features an integrated check to prevent water from exiting