Keyless Bushing Flange Type Not Applicable For Bore Diameter 32 mm Keyless Bushing Type Multi-Screw Locking Assembly Material Steel Outside Diameter 60 mm Overall Width 26 mm System of Measurement Metric Finish Oil Dipped Hub Contact Pressure 33 668.439 psi Maximum Transmitted Torque 47 ft-lb Outside Diameter Tolerance +0/-.002 in