[Product List]:1 tire changer air valve,height 41mm,inner hole diameter 49.5mm,Suit for 8mm air pipe [Material]:Tyre Changer Rotary Coupler is made of quality engineering PP,solid,high strength,wear resistant,and can be used for a long time [Function]:Tire Changer Rotary Coupler effectively controls the work of the tire changer by controlling the inflow and outflow of the air source [Easy to use]:Coupling Air Valve is simple in design and can be directly installed and used without complicated operating steps [Applicable]:Tire Changer Valve is suitable for professional scenarios such as car repair and tire repairing Applicable to tire changers, Weight: 0.44312914662 pounds, Manufacturer: CYDZSRA