Synchronous Pulley; 115MM Belt Width; 20 Millimeter Belt Pitch; 20M-115 Belt Style; 44 Teeth; 127MM Face Width; Bushed; 299.999MM Flange OD; 275.793MM OD; 280.111MM Pitch Diam; Yes Keyway; 45 To 100MM Bushing Bore Range; F Bushing; No Minimum Plain Bore