DescriptionThe item is used to replace your old or broken stem. Has a silicone gasket to ensure a leak free install. Made of aluminum alloy will not be easy to rust. This is a perfect replacement part for your original one.Features- Color: Black. - Material: Aluminum alloy, silicone. - Size: 5.50X1.00X1.00cm/2.16X0.39X0.39 inch. - Made of aluminum alloy, treated with the process of turning, milling, surface treatment, assembly, etc. - Explosion-proof, sturdy and durable, beautiful and nice, high temperature resistant, corrosion resistant and easy to install. - One of the preferred accessories for automobile manufacturing, repair and home car. - The tubeless valves are for most car tubeless rims. - It is manufactured with professional technology to ensure the of the product and can work for a long time.