Description:Plain Bore Sprocket, #40B09-1/2″ This 9 tooth 1/2″ bore #40 chain plain bore sprocket is in stock and available for purchase online. No keyway or set screws. Outside Diameter (OD): 1.67″ Pitch Diameter (PD): 1.462″ For more information about this or other #40 chain sprockets, contact MDS using the “Have a question about this product?” link below.
