Features: 1.OE Number: The referencing OE number of this clamp in valve stem is TR500, which is molded and designed depend on the original data. 2.Application: The clamp in tire valve stem is applicable for trucks and buses, and it fits for tubeless approximate 0.625in/15.87mm diameter rim holes. 3.Practical: Valve stem is used to keep the air in a tire and it should be inspected periodically for cracking, leaking or deterioration, and should be replaced as needed. 4.Durable Material: The truck valve stem is made of high quality brass material, which is heavy duty, sturdy, has high strength for long service life. 5.Necessary Accessory: Replace your valve stem whenever you get new tires to help to ensure long tire life, and provding safety driving. Specification: Item Type: Tire Valve Stem OE Number: TR500 Material: Brass Bottom Outer Diameter: Approx. 19mm/0.75in Total Length: Approx. 59mm/2.32in Fitment: Fits for approximate 0.625in/15.87mm diameter valve rim holes Note: Please allow 2mm measuring deviation due to manual measurement. Please double check the part number of your item, matching information is for reference only. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!