Description: Airtight: This camping stove flat cylinder spare adapter is designed with double o-rings, which can prevent air leakage. Easy to use: This burner cylinder fill converter is convenient to connect and suitable for most types of flat cylinders. Sturdy: Adopts superior oxidized aluminum and brass, this flat cylinder spare adapter is long-lasting and not easy to break. Portable: This cylinder refill adapter is small and lightweight, easy to carry or store, will not take up much space. Useful Hiking Gear: This flat spare adapter is a good fit for camping, backpacking, picnics, traveling, BBQING, etc. Specification: Material: Oxidized aluminum + brass. Color: silver. Size (LxDia.): approx. 6x 2cm/2.36x0.79 houses per inch. Note:There may be a little color distortion due to the different resolutions of your computer. There may be a slight error due to different manual measurements. Package Included:1 Piece Spare Adapter