Unique and compact design, the built-in rubber ring can prevent air leakage, even if the tire valve is not open, the airflow can freely pass through the pin. > Universal accessories, perfect choice for tire inflation. It can be installed on the inner tube with the pressure gauge, pressure gauge or tire tester, and does not need to be tightened or loosened for long-term wear. Easy to install and remove - The seam and dumbbell pattern design is easy to install and remove. Squeeze the clamp and squeeze the valve to start inflation. Release the clamp when finished inflation. Convenient and durable - the tire valve is made of high quality chrome plated brass, solid and durable, not easy to deform or damage, can be used for a long time , suitable for tire inflators and pressure gauges. Various occasions - Brass tire valves can be used for trucks, buses, cars, bicycles, motorcycles and many other equipment and machines. Suitable for inflators, 4S shops, tire shops, garages and industrial air duct systems. Features: Made of brass and chrome, it is very strong and durable. It is very suitable for inflators that need to be screwed into the valve. Perfectly compatible with compressor and air generator. Connection is faster and there is less air leakage when disconnecting. Suitable for tire shops and everyday use. Suggest: Push the clamp down, squeeze the valve sleeve, then screw it into the valve stem until snug. Product size : 5cmx1.8mx0.8cm Shipping Quantity: 3 pieces