Description: 60 degrees bending and use the nut that goes on the outside of the wheel. Fit for 9.7mm(0.38inch) Rim Hole. Made of brass, chrome plated on the surface,comes with metal dust cap, excellent sealing capacity with metal dust valve cap, strong and long lasting. Fits all passenger cars,light and heavy trucks,motorcycles,Trailers,RV and recreational vehicles with standard tire valves. Easy to install,just remove the existing valve cap and the twist on adapter. Specification: Material: Metal Bottom Outer Diameter: Approx.16mm/ 0.63 inch Overall Length: Approx.90mm/ 3.54 inch Package Includes: 20 Pieces Tire Valve Stem Note: Please allow 0.1-0.5 inch difference due to manual measurement.(1 inch=2.54cm) Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand,Thank you