50MM Belt Width; 8MM Belt Pitch; 8M-50 Synchronous Plus Belt Style; 32 Teeth; 53.975MM Face Width; Bushed; 89.916MM Flange OD; 80.162MM OD; 81.483MM Pitch Diam; Keyway; 12.7 To 38.1MM Bushing Bore Range; QT Bushing; No Minimum Plain Bore

20MM Belt Width; 8 Millimeter Belt Pitch; 8M-20 Belt Style; 32 Teeth; 22.225MM Face Width; Bushed; 89.916MM Flange OD; 80.16MM OD; 81.49MM Pitch Diam; Yes Keyway; 14 To 32MM Bushing Bore Range; 1210 Bushing; No Minimum Plain Bore