Sram: With Eagle Transmission being the first of its kind, fully integrated and interdependent system, the X0 Eagle Transmission (T-Type) Flattop Chain is so much more than just a chain. Specifically engineered to optimize Eagle Transmission, “shift whenever you want” performance is now possible. Its unique flat top design makes it the strongest change chain we have ever made. With equal importance, it upgrades the look of any super machine. These details matter. It features a Dark Polar finish specific to X0, has been plated with electroless nickel, and comes with a PVD coating for unbelievable resistance to corrosion and wear. Fully approved for E-MTB use with solid pins.FEATURESStrongest SRAM chain ever. Specifically engineered for Eagle Transmission.Flattop profile, unbelievable shifting performance, game-changing aesthetics.Electroless Nickel plating for optimal corrosion and wear resistance with PVD coating.  SPECIFICATIONSCompat - Speed (CN): 12s T-TypeChain length (links): 126 linksColor - Outer link: Dark PolarColor - Inner link: Dark PolarChain connector: PowerLock 12s T-Type BLK PVDInner link finish: Chrome Hardened + PVDOuter link finish: Nickel+PVDPin variant: Solid PinPin treatment: Chrome Hardened