1. Premium Brass Construction Made from high-quality solid brass, this tire valve stem offers excellent durability, corrosion resistance, and airtight sealing for long-term performance. 2. Standard NPT Thread Compatibility Available in 1/4 NPT and 1/8 NPT thread sizes, ensuring a perfect fit for most car and motorcycle vacuum tires, airs compressors, and tire pressure monitoring systems (TPMS). 3. Reliable Airs Seal & Leak Prevention Each valve stem is equipped with a precision-machined thread and tight-sealing core to prevent airs leakage and maintain stable tire pressure. 4. Wide Application Range Ideal for use in cars, motorcycles, trucks, RVs, and bicycles for vacuum tires, airs tanks, and inflation tools. Great for both DIY and professional repair. 5. Easy Installation & Maintenance Simple screw-on design allows for quick replacement or setup without extra tools. Compact and durables, a must-have for any garage, workshop, or tire repair kit. Product Name: Hexagonal Valve stem Colour: Gold Material: Copper Specification: 1/4 NPT valve stem, 1/8 NPT valve stem Weight: 9.4g for 1/8 airs nozzle, 17.8g for 1/4 airs nozzle