1. Titanium coated chain offers enhanced wear resistance, higher hardness and strength, and strong corrosion resistance. 2. Each part of the chain is uniformly heat treated to enhance rigidity, strength, and overall durability. 3. Hollow mud drain hole design reduces weight, minimizes dirt accumulation, and allows for easier cleaning. 4. Ensures quick gear shift engagement, faster chain point capture, stable tooth-to-chain meshing, and a smoother ride. 5. Chain includes quick-install links for tool-free assembly; for added safety, tools are recommended during installation. Item Type: 9-Speed Chain Material: Carbon Steel Color: Gold Length: Approx. 147 cm / 57.9 inches Weight: Approx. 308.0 g / 10.9 oz Links: 116 links Specification: 1/2 in x 11/128 in Maximum Tensile Load: 1800 KN Speed: 9-speed (half hollow) Application: Mountain bike, Road bike Package Includes: 1 x 9-Speed Chain 2 x Chain Links Compatible with Campagnolo, Shimano, and other 9-speed drivetrains. How to Choose the Right Chain: First, identify the number of rear sprockets on your bike and select a chain that matches the speed count (e.g., 9-speed chain for 9-speed cassette). How to Confirm Chain Length: Method 1: Match the length of your original chain. Method 2: Route the chain around the largest front chainring and the largest rear sprocket without threading through derailleur; pull tight and add 2 to 4 additional links.