CKAuto Valve Stem Caps are made of high-grade light-weight aluminum alloy, anodized & powder coated finish for maximum strength and durability, surface anodic oxidation treatment makes the color brighter.
The inner diameter of tire valve caps is 7mm, and the inner height is 13.8mm, so the valve caps universal fit most cars, bicycles, SUVs, trucks, RVs, and other motor vehicles, etc.