KMC chain 11-speed 118 links  intended use : MTB, Road Material: steel Dimension: 1/2 "x11 / 128" Compatibility: SRAM 12-speed + other actuators with 12-speed Number of links: 126 Surface treatment: carbon coating Special feature: X-Bidge - highest switching performance, extremely hard surface coating Tabs: standard Rivets: hollow pins Color: black / green