As quick to respond as you can change gears, KMC's double x bridge design never skips a beat. With an intelligent chamfer design that effortlessly eases into each tooth, your ride is sure to be easier, faster and more powerful. The extreme durability and smoothness of the links comes from a four-step coating process which includes a layer of TiCN plating.Unparalleled PerformanceEvery component is designed for you to ride as hard as you like, staying quick, responsive and efficient every step of the way, you can put maximum trust into the strength of a KMC chain.Key FeaturesSpeed: Works with 11 speed road and MTB Chainsets.Compatability: Specifically designed to take the force of ebike motors.Triple X Durability: unmatched chain life .Non Directional DesignAnt Rust TiCN plating , Anti Rust Technology, surpasses 650 hours salt spray test.Extra long: 136 Links