The main information of our motorcycle sprocket are as follows: Specifications: Rear sprocket: 34T/35T/36T/37T/38T/39T/40T/41T/42T/43T/44T/45T/ 46T/47T/48T/49T/50T/51T/52T/53T/54T/55T/***** Front sprocket: 13T/14T/15T/16T/***** 415, 420, 428, 428H, ***** Raw-materials Q345B(45#), Q235B(A3), ***** Heat treatment High frequency quenching, carburization Surface treatment Sand blasting, galvanization, dull polish or as your requirement Packing Poly bags, bubble pack, blister card, vacuum forming, box or as your requirement Moq 1000 pieces Advantages Delicate appearance, high quality, durable in use, competitive price, premium service Main market Southeast Asia, Africa, Mid-east, South America, Europe Others OEM is welcomed, furthermore, we can produce motorcycle sprocket as your samples In addition, we are always improving our design and patterns to confirm to the world market.