Special feature: ..............PVC washer and union nut form one unit (fast assembly) Usable for: ......................alloy wheels & steel wheels (car) Length: ..........................43 mm Surface: ........................nickel plated Rim hole: ......................453" / 11,3 mm AF attachment(SW):.......11 Max. pressure:..............20 bar Recommended torque at installation: 35-55inch-pounds / 4-6 Nm