Camco’s 12′ propane supply hose if for use with 20lb or 30lb refillable propane tanks and allows you to connect it to your motorhome as an auxiliary propane supply. It has an excess flow soft-nose male P.O.L. on one end and 1/4″ inverted male flare on the other end. Great for use with Camco’s 4-port propane tee (item #59035)