30MM Belt Width; 8MM Belt Pitch; 8M-30 Hawk PD Belt Style; 56 Teeth; 31.75MM Face Width; Bushed; 151.13MM Flange OD; 141.224MM OD; 142.596MM Pitch Diam; Keyway; 12.7 To 50.8MM Bushing Bore Range; SDS Bushing; No Minimum Plain Bore