FATSAC Check Valve and Adapter [W744] Brand_Polk Audio marking channels or a great

marking channels or a great look throughout the marina or private dock

Flange Diameter Inches: 4-7/8"

000 measured lumens

Operating Temperature - -25°C to +70°C

Will replace all Competitive Arms on HD motors

FATSAC Check Valve and Adapter [W744] Brand_Polk Audio marking channels or a greatCheck 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