Product Name: Motorcycle Chain 428h Model NO.: 428H Material: Alloy Certification: ISO9001: 2000, CE, RoHS Type: Motorcycle Transmissions Trademark: Linotech Transport Package: Package Origin: Qingdao China HS Code: 7315119000 Product Description 1.Linotech chain plate is made of 45Mn to enhance tensile strength,and the euphotic belt can rich to 95% which can make the plate and pin combine completely!2.Linotech chain bush is made of 20Mn which is the best quality raw material for roller chains3.Linotech chain pin is made of 30CrMnTi,Surface undergoes heat treatment to enhance abrasive resistance and high tenactiy4. Linotech chain roller is made of superior quality of 10#,with superior abrasive resistance and fatigue resistance after carburization and quenching.