Features and Benefits:•1.26" nickel-plated truck valve•compatible with TV542•Installation torque: 9-14 Nm•Maximum working pressure: 14 bar/203 PSI•This ALLIGATOR straight TR 542 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 2.31 " in length.