Roller Chain Sprocket, Taper Lock, 4.522 in Outside Dia, 50 Chain, 21 Teeth, 4.1778 in, 3.56 in Hub Dia, 1-1/4 in Length Through Bore, Steel Compact designInstalls easilyFits shaft securely
Roller Chain Sprocket, Taper Lock, 4.522 in Outside Dia, 50 Chain, 21 Teeth, 4.1778 in, 3.56 in Hub Dia, 1-1/4 in Length Through Bore, Steel Compact designInstalls easilyFits shaft securely