115MM Belt Width; 20MM Belt Pitch; 20M-115 Synchronous Plus Belt Style; 48 Teeth; 127MM Face Width; Bushed; 325.12MM Flange OD; 301.269MM OD; 305.587MM Pitch Diam; Keyway; 36.513 To 114.3MM Bushing Bore Range; J Bushing; No Minimum Plain Bore