... export carton or wooden case,also can packing as your requirement,can print your own logoSpecification: ... 7030.004.0088.50109.24.1717.7 Main products as the following: 1.Motorcycle Chains: 25H (04CH), ... : 428SO,520SO,525SO,530SO3. Roller chains: A series and B series4. Silent chains: SC3,SC4,SC5 ... . Coupling chains The Chain technic treatment is as below:1.Shot peening2.Bluing3.Phosphating4.Nickel-plated5 ...