The XX Flattop 12-Speed Chain from SRAM is the strongest they have ever made. Its been specifically made to optimize the Eagle Drivetrain and the new design features the unique flattop. The flattop design and shape maximise shifting performance and the chain has a hollow pin design and is finished in a long wearing, high durability chrome.Strongest SRAM chain ever. Specifically engineered for Eagle TransmissionFlattop profile, smooth-shift bottom profile. Ultimate shifting performance, game-changing aestheticsLonger-wearing, Hard Chrome finish and hollow pinsCompatibility - Speed (CN): 12s T-TypeChain length (links): 126 linksColour - Outer link: SilverColour - Inner link: SilverChain connector: PowerLock 12s T-Type BLK PVDInner link finish: Chrome HardenedOuter link finish: NickelPin variant: Hollow PinPin treatment: Chrome HardenedWeight Based On: Engineering Estimate of 114linksWeight(g): 247