The Mr. Heater(R) Buddy Series 10" propane hose assembly is great for connecting low-pressure appliances with high-pressure systems and can connect appliances toone pound bottles or 5-20 lb tanks. The rubber and brass fittings with hand tighten swivels offer easy connection, and the hose is designed to eliminate the need for a fuel filter. Male throwaway cylinder thread and soft nose flow P.O.L. | Mr. Heater 10' Buddy Series Hose Assembly