Description This item is manufactured with premium material for durable and long lasting use. It can attach to mostmost schrader valves.Because of the built-in core, it allows inflation and deflation.Easy to install. You just remove the existing and the on adapter. Great tool for your daily life. Feature - Color: Yellow.- Material: Copper.- Size: About 4.2 * 1 * 1cm/1.65 * 0.39 * 0.39inch(L*W*H).- Made of material, it is strong, durable and long lasting use.- Universal schrader adapter attaches to most schrader valve.- Excellent sealing capacity with metal cap.- Because of the built-in core, it allows inflation and deflation.- Easy to install. Just remove the existing and the on adapter. Packing list: 2 * 45 Degree Angled Car Motorcycle Scooter Bike Universal Schrader Stem Extension Adapter (Yellow)