Feature:1. The coated chain is more wear‑resistant, higher hardness and strength, and strong corrosion resistance.2. Each part of the chain is heat‑treated in a unified manner to strengthen rigidity and toughness for more durability.3. Hollow mud drain hole design reduces weight, reduces dirt accumulation, and is easier to .4. Quickly catch the shifting action, catching chain point is faster, the running between the teeth is more stable, and the riding is smoother.5. The chain comes with chain links, which can be installed quickly without tools, and it is safer to install with tools.Specification:Item Type: 9 Speed ChainMaterial: Carbon SteelColor: GoldLength: Approx. 147cm/57.9inWeight: Approx. 308.0g/10.9ozLinks: 116 LinksSpecification: 1/2inx11/128inUltimate Tensile Load: 1800 (KN)Speed: 9-Speed(Half Hollow)Application: Mountain bike, road bikeFit for Campagnolo/Sarm and other 9-speed drivetrainHow to choose the right chain:First observe the number of flywheels in the bike, choose a chain of as many speeds as there are flywheelsHow to confirm the chain length:Method 1: Choose the same length as the original bike chain.Method 2: The chains are all hung on the flywheel and the largest sprocket of the front chainring, tightened, and the length of the tightened is increased by 2-4 knots. Package List:1 x 9 Speed Chain2 x Chain Links