[Features] Material: The valve stem is made of rubber construction with stable characteristics and high reliability, which is durable in use and has a long service life. Size: Tyre pressure monitoring sensor valve stem length is 6cm with a 1.2cm thread, the diameter of the cap is 1cm, the accurate size makes it capable to fit well with your tires and wont lose easily. Practical kit: The tire pressure sensor valve stem kit includes valve stem core (already installed), valve stem cap & mounting screw that attaches valve stem to sensor. Easy operation: Its easy to install the tire sensor valve stem, no modification is needed, it can directly replace your old one, you can install it by yourself or ask for a professional way. Increase security: The sensor valve stem is an upgraded valve equipped with an overpressure exhaust valve; It can automatically open or close the vent hole of the valve to ensure your car tire is under the right pressure. With this tire pressure sensor,your driving will be safer. [product information] product name:Tubeless valve nozzle color:black Material:rubber size:6*1.2cm Packing list (you can get after purchasing one item): Tubeless valve nozzle x4 Please understand: 1. Due to the long shipping time, the item may be damaged during the shipping process, if the item is damaged, please leave us a message through the official website immediately before posting comments, and I will solve the problem for you. 2. Due to manual measurement, the size may have an error of 1-3cm. 3. Colors may vary from monitor to monitor. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.