Features and Benefits:•4.70" nickel-plated truck valve•compatible with TV547D•Installation torque: 9-14 Nm•Maximum working pressure: 14 bar/203 PSI•This ALLIGATOR TR 547D with a 60 degree bend nickel plated valve is particularly suitable for light metal alloy rims. They fit 9.7 mm ( 0.382" to 0.394") valve rim holes and measure 4.70" in length.