Synchronous Pulley; 3/8" Belt Width; 1/5" Belt Pitch; XL Belt Style; 60 Teeth; 0" Face Width; Bushed; 3.8" OD; 3.82" Pitch Diam; Yes Keyway; 1/2 To 1-1/4" Bushing Bore Range; 1210 Bushing; No Minimum Plain Bore