At OMB Warehouse, we strive to provide the greatest selection and quality of parts for your outdoor power equipment.Need other parts to complete your project? Check out our huge catalog - we have what you need.8 Tooth, 5/8" Bore, Integral 3/16" key, C Sprocket, 40/41/420 Chain for torque converters and jackshafts. C Type sprockets have a hub on both sides and no set screws