This gas accessory set, including Z15 pressure relief valve made of aluminum alloy and Z22 IPE adapter made of alumina, suitable for outdoor camping stoves, ensuring safe inflation and gas conversion. Features: Z15 pressure relief valve, realizing the safe discharge of excess gas, ensuring the safety of inflation. Z22 IPE adapter, converting the propane gas bottle interface into a flat gas interface, adapting to various stoves. Suitable for European and American standard propane and MAPP gas bottles, expanding the use range. Z15 pressure relief valve is made of aluminum alloy, Z22 IPE adapter is made of alumina, durable and safe. Portable design, easy to carry, suitable for outdoor camping. Specifications: Material: Aluminum Alloy ,Alumina Z15 Pressure Relief Valve Size: 9.4*1.6*3.5cm /3.7*0.6*1.4in Weight: 36g /1.27oz Z22 IPE Adapter Size: 3.0*3.0*3.5cm /1.2*1.2*1.4in Weight: 30g /1.06oz Note: Gas bottle not included. Package List: 1 x Z15 Pressure Relief Valve 1 x Z22 IPE Adapter