Features1Highquality, costeffective, fullplated silver antirust, anticorrosion, wearresistant and durable. 2Instead of the traditional ordinary natural color electroless ordinary chain. 3Fine workmanship chain, highquality materials and processing technology, full electroplating bright silver, surface antirust treatment. 4Strengthen the embedded axes, highrigidity reinforced structure, compact, flexible and not jammed, withstand high pedaling force. 5Double Xbridge type chain, improve the tensile and torsional strength of the chain, and speed change quickly and smoothly.Specification Item Type:Mountain Bike ChainMaterial:MetalSpeed: 6-7-8/9/11 speedPacking: Blister boxUsage 1: Determine the length of the chain, you can use a professional chain cutter to intercept the number of extra links.2. Align both ends, use a professional chain cutter to push the chain shaft back, and use the chain cutter to rotate clockwise to drive into the chain shaft.Package List1 x Mountain Bike Chain2 x Accessories