Description: 【Quality Material】: This outdoor camping equipment gas extension hose is made of alumina, featuring a surface layer woven from 56 stainless steel wires for enhanced safe and durability. 【Precision Processing】: The gas extension hose is precision processed with an in built valve core for added safe. It also features a threaded joint that has been meticulously cut using precision techniques, ensuring an automatic gas shut off when not in use. 【Flame Retardant Rubber】: The interior of the hose is made from high temperature resistant and flame retardant rubber, offering tensile strength, good sealing properties, and resistance to aging. 【Leakproof Design】: Our product comes with multiple layers of protection including an anti leak rubber ring inside to ensure maximum safe during use. 【Versatile Use】: This gas extension hose is suitable for various types of gas tanks including butane, mountain air, and propane gases. Size Chart: 50cmx2cmx2cm/19.69inchx0.79inchx0.79inch Package Includes: 1 Gas Adapter Extension Hose Note: Please allow slightly errors due to manual measurement and different monitors.