Description: For filling camping gas tank. Thread end connecting the flat gas tank, the other end connecting hose. Sturdy and durable copper materials 50mm (1.97 inches) long Screw thread end interior diameter: 6mm/ 0.24inch, outer diameter: 10mm/ 0.39 inch Connecting hose end interior diameter: 5mm/ 0.2inch, outer diameter: 9mm/ 0.35inch Package Includes: 1 Piece Camping Gas Tank Filling Connector