All cylinders with a threaded necking are required to have cylinder handles in place when being stored full or empty. Compatible With Select cylinders, Product Type Cylinder cap. These standards are used to ensure these caps have the durability to withstand cylinder falls and keep the valve protected Cylinder valve protection is paramount when moving or storing a cylinder. Product:Plastic handle with thread for gas cylinder Application: Protection of valve guard during transportation Raw material : ABS Thread : W80-11,W3-1/8-11,W3-1/8-7,W3-1/2-11,W3-1/2-8,M120-11,W95 Technical Process: injection mould Logo : As your requirement Color : Grey,red,blue,green and so on