Attributes . 20MM Belt Width; 8MM Belt Pitch; 8MGT-20 Powergrip GT2 Belt Style; 53 Teeth; 23.622MM Face Width; Bushed; 146.38MM Flange OD; 133.604MM OD; 134.976MM Pitch Diam; Keyway; 12.7 To 53.975MM Bushing Bore Range; 2012 Bushing; No Minimum Plain Bore . Names