Keyless Bushing Flange Type Not Applicable For Bore Diameter 1 1/8 in Keyless Bushing Type Multi-Screw Locking Assembly Material Steel Outside Diameter 2 5/32 in Overall Width 1.024 in System of Measurement Inch Finish Oil Dipped Hub Contact Pressure 31 419.949 psi Maximum Transmitted Torque 35 ft-lb Outside Diameter Tolerance +0/-.002 in