Description This product is a valve stem, made of solid materials, safe and durable. It can last for a long time without being easily damaged. The product is an excellent valve extension stem that can bring you more convenience, allowing you to have a more comfortable experience. Features -Color:Multi-Material:Rubber-Size:3.50X3.50X2.00cm/1.38X1.38X0.79in-Made with sturdy rubber materials to ensure long lasting durability and reliability. -Compatible with a wide range of motorcycle types, including atv, beach bikes, pedal bikes, racing bikes, and electric motorcycles. -Features a unique bottom 45 degree bent mouth design that allows for easy and efficient inflation of tires. -Can be installed quickly and easily without the need for special tools or equipment. -This valve stem extender helps to improve driving safety and handling performance by ensuring that tires are properly inflated at all times. Package list:1 x valve stem