Description: Screw thread end connecting the flat gas cans, the other end connecting hose. (hose is not included) 42mm (1.65inch) length Screw thread end interior diameter: 6mm/ 0.24inch, outer diameter: 11mm/ 0.43inch Connecting hose end interior diameter: 4mm/ 0.16inch, outer diameter: 7mm/ 0.28inch Copper alloy materails, sturdy and durable. Package Includes: 1 PieceStove Gas Hose Connector