ESSENTIAL TOOL: The tire inflation valve can quickly connect and disconnect the tire nozzle, ensuring that the air pressure inside the tire does not leak when the tire is inflated and disconnected. For air chuck for tire repair kit for inflator. Please check the part number of your item carefully, the matching information is for reference only. CLOSED DESIGN: Universal quick connector, closed design, used directly with the tire valve, designed to replace the tire inflator. They are uniquely designed, professional, efficient, low energy consumption and stable. For car tire inflator nozzles For air chucks For air chuck inflators. NECESSITY: Correct tire pressure with angled air nozzles is a very important substitute for your personal safety and road safety. Too little or too much gas can be dangerous. It is recommended to check the pressure of car tires and spare tires every week. For air nozzle For air chuck lock. COPPER-PLATED ZINC ALLOY: The car tire inflation nozzle is made of