Roller Chain Sprocket; 1" Bore; 35 Chain; 48 Teeth; 1 Row of Teeth; No Hardened Teeth; 5.946" Outside Diameter; 5-47/64" Pitch Diameter; B-Hub One Side; Finished Bore Mount; No Bushing; 3/8" Chain Pitch; ANSI Roller Chain; Keyway; Steel Material