... 45#steel 16-year history, professional sprocket manufacturerself-marketing, reducing the profit of intermediary agenciesmotorcycle sprocket produced by CNCsuitable for Yamaha, ... , Slide blister, Plastic bags, Carton, Vacuum packing, Sprockets and chain set box, or as you likeMain marketsAsia, Mid east, South ... to the world market, and OEM service is offered. chain sprocket with hardening teeth