Feature:1. Strong and Solid: Strong chain shaft is inlaid, which can withstand strong trampling without breaking, and has strong tension and impact resistance.2. Rigid Reinforced Structure: The bike chain has a highly rigid reinforced structure, which is compact, flexible and can withstand high trampling force.3. Rigid Forging Process: The high rigidity forging process can withstand the high strength instant explosive force, greatly enhancing the service life.4. Hollow Structure: The hollow structure of the inner and outer chain pieces with precise design can reduce the overall weight without changing the strength.5. Long Distance Riding: 9 speed bicycle chain is a good choice for long distance riding, providing you great outdoor riding experience.Specification:Item Type: Bicycle ChainProduct Material: Manganese SteelProduct Color: GoldProduct Speed: 9 SpeedsWeight: Approx. 329g / 11.6oz.Package List:1 x Bike Chain2 x Buckle1 x Storage Box