Specifications:This tire valve extension pipe is made of brass, which is durable and safe to use.The surface of the product is beautiful and stain-free, and it is equipped with a durable metal dust cover.The interface is equipped with a rubber sealing ring to ensure no leakage during inflation.Some valves are relatively inward, so normal inflation nozzles cannot be inflated, that& 39;s why we need this extension pipe to screw on the valve, and then use the inflation nozzle to inflate the tire normally through the extension nozzle.Suitable for bicycles, cars, motorcycles, scooters, etc.Item Name: Valve Extension PipeMaterial: BrassSpecification: US ValveFeatures: Durable, Safe to Use, with Dust Cover, Bike AccessoriesSize Details:45-Degree Size: 3.8cm x 3.5cm x 1cm/1.49" x 1.38" x 0.39" (Approx.)90-Degree Size: 5cm x 3.7cm x 1cm/1.97" x 1.46" x 0.39" (Approx.)135-Degree Size: 5.8cm x 5.1cm x 1cm/2.28" x 2.01" x 0.39" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Valve Extension Pipe