1Wide Compatibility: Suitable for most large vehicles, light and heavy trucks, trailers, Rvs and recreational vehicles, with standard tire valve nozzles and tools and equipment such as air conditioning and weed mowers. 2Function: The wheel valve stem is used to fill and deflate the small parts of the tire and maintain the seal after the tire is inflated. 3Copper Construction: The tyre valve stem is constructed of high strength copper, rustproof, rugged, not easy to deformation or break. 4Direct Replacement: Professional manufacturing, this is your ideal option and replacement for your rebuild, repair, and maintenance needs. 5Easy Installation: Easy to install without complicated tools or drilling, no modification is required, convenient for using, save your efforts.