Features: Solid Material: Each inflatable chuck is made of heavy-duty solid metal for greater strength and durability corrosion resistance and wear resistance. The spring-loaded support clamps are thick and strong. Easy to Use: This is a heavy duty chuck that makes attaching to the stem faster and easier. Just press the lever and push it to the air socket the locking clip can be released without other tools very practical and convenient. Precise Design: Carefully designed with a clean and smooth surface the tire inflation chuck is suitable for passenger car and truck tire valves. It can be fixed with conventional quick coupling inflation with 6mm end available. Wide Application: Inflator cartridge air nozzle is suitable for many vehicles tire inflator cartridge tire pump adapter such as bicycle motorcycle truck car tire filling etc. Customer Service: If you confront any problems about our products please feel free to contact us we are ready to help. We will solve your problems as soon as possible. Specification: Material: Metal Size: 2.9cm Weight: 25g includes: 1 *Air Chuck "