Synchronous Pulley; 20MM Belt Width; 14MM Belt Pitch; 14MX-20 Belt Style; 39 Teeth; 34.544MM Face Width; Bushed; 190.957MM Flange OD; 170.993MM OD; 173.787MM Pitch Diameter; Yes Keyway; 14 To 65MM Bushing Bore Range; 2517 Bushing; No Minimum Plain Bore