The Marshall Excelsior High Pressure Pigtail Propane Hose features two ends and fully crimped brass ferrules. Specifications•Pressure: High Pressure•Diameter: 1/4 Inch•Length: 20 Inch•End Size1: ACME Nut Connection•End Size2: 1/4 Inch Male Threads•With Regulator: No•With Thermal Protection: Yes•UL/CGA Approved: Yes•Quantity: Single Type 1 Back Check Connector | Marshall Excelsior High Pressure Pigtail Propane Hose, 20"