Description: These valve stems are great to replace your rubber valve stems. They are made of solid brass body and iron nut, extremely durable,will not crack or deteriorate due to weather conditions. Comes with EPDM rubberO-Ring seal, it can effectively avoid leak. It is really a practical tool. Features:1. Made of solid brass and iron material, durable in using.2. Tubeless snap-in valves for high pressure tire valve for car.3. Comes with EPDM rubber O-Ring seal, it can effectively avoid leak.4. Will not crack or deteriorate due to weather conditions.5. Bolt-in style, easy installation.Specifications: Material: Solid brass body & iron nut & EPDM rubber O-Ring sealColor: Silver + BlackSize: 1.3 x 4.1cm / 0.51" x 1.61"Style: Bolt-inQuantity: 4 pcsPackage Weight: 82gFitment: fit in a normal valve stem hole of 0.453"Package Included:4 x Tire Valve StemsNote:1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.