The KMC DLC 12-Speed Black & Green Bike Chain is a high-quality chain made of steel with 126 links, compatible with 12-speed systems from brands like SRAM and Shimano. It features a KMC 12-Speed MasterLink in black and green color scheme, suitable for various types of bikes including road, mountain, and folding bikes. Made in Taiwan, this chain is designed for smooth and reliable performance on the road or trails.