Description: Made of copper and aluminum alloy, strong and durable, high strength. The joint is highly sealed, automatically locked, prevent air leakage, safer and more reliable. Lightweight and portable, easy to carry. Used to transfer standard long tanks to flat tanks. Great accessory for outdoor camping, hiking, fishing, travel, picnic cooking. Specification: Materials: copper and aluminum alloy Size: Approx. 40 x 40 x 31mm/1.57 x 1.57 x 1.22inch Package Includes: 1 Piece Camping Stove Gas Tank Conversion Head Note: Please allow slight size deviation and color difference