OPW 4" API Gravity Coupler

OPW let gravity do all the work with these high strength, corrosion resistant adapters. A 22-1/2 degree angle makes service station drops a breeze with easy hose coupling and fast, unrestricted off loading engineered to mate with API-rp 1004 bottom loading adapters, each adapter comes with a heavy duty attachment chain and uses a large, reilient gasket that guarantees minimum product loss. The lightweight adapters are available in 3 or 4 inch sizes with male NPT threads or a male cam and groove hose end.

*Dust Cap NOT Included