This MB Sturgis 144 inch length Propane Hose has 3/8 inch female flare swivel x 3/8 inch male pipe thread connection. Specifications•Pressure: High Pressure•Diameter: 3/8 Inch•Length: 144 Inch•End Size1: 3/8 Inch Female Flare Swivel•End Size2: 3/8 Inch Male Threads•UL/CGA Approved: Yes•Quantity: Single Providing A Non-Leak Connection | Mb Sturgis Inc MB Sturgis Propane Hose, 144"