Keyless Bushing Flange Type Not Applicable For Bore Diameter 2 3/16 in Keyless Bushing Type Multi-Screw Locking Assembly Material Steel Outside Diameter 3 11/32 in Overall Width 1.358 in System of Measurement Inch Finish Oil Dipped Hub Contact Pressure 24 448 psi Maximum Transmitted Torque 2 214 ft-lb