Synchronous Pulley; 20MM Belt Width; 8 Millimeter Belt Pitch; 8M-20 Belt Style; 40 Teeth; 22.225MM Face Width; Bushed; 110.236MM Flange OD; 100.49MM OD; 101.86MM Pitch Diam; Yes Keyway; 14 To 42MM Bushing Bore Range; 1610 Bushing; No Minimum Plain Bore