Synchronous Pulley; 1" Belt Width; 1/2 Inch Belt Pitch; H Belt Style; 24 Teeth; 1-5/16" Face Width; Bushed; 4-1/64" Flange OD; 3-49/64" Outside Diameter; 3.82" Pitch Diameter; Yes Keyway; 1/2 To 1-5/8" Bushing Bore Range; 1610 Bushing; No Minimum Plain Bore