... 45# steel, 16Mn OEM available Motorcycle Sprocket Wheel Motorcycle rear sprocket, motor sprocket, sprocket wheel, motorcycle sprocket wheel, ... sprocket, set sprocket,motor gear, motor front gear, motor rear gear, motorcycle sprocket, motorcycle set sprocket, motor complete sprocket ... sand blasting;5. dull polish;6. spray finishing;7. Polishing.Main Model1. Sprocket Model For Honda:BIZ 100, BIZ125, ...