Perfect Car Accessory: The metal valve stem extender can effectively prevent the tire from leaking, you can directly inflate and check the tire pressure without disassembly. The tire valve extension can easily inflate the car without additional dust caps, which can easily solve the problem of valve cap loss and ensure your driving safety. The size of the tire wheel valve extension is 3.9cm/1.53in, which can perfectly fit most cars. Durable Material: The valve extension adapter is made of high-quality nickel-plated copper material, corrosion-resistant, high hardness, not easy to deform, not easy to rust, not easy to fall off. The tire wheel valve extension has a smooth finish and clear threads. Even under high pressure and high speed driving, it can improve your driving safety and provide you with a high-quality experience. SAFE AND HIGH AIR TIGHT: The car valve stem extender can easily check the tire pressure without disassembly, even if the valve core is damaged or dirty, it will not cause any effect. In addition, the tire valve extension adapter can increase the service life of the valve screw, which is an essential part of the car. EASY TO USE: The wheel tire valve extender is very easy to install, you just screw it onto your current tire stem, then use tools to fix it more firmly on the tire. No need for an extra dust cover for your convenience. We have equipped with 10 bonnet extension adapters to meet your daily needs. Wide Application: General Motors tire valve extensions can be widely used in vehicle valves, such as: vans, cars, trucks, etc. Small and beautiful color can match various types of cars. Metal valve stem extenders are the perfect choice for your car.