KMC e9 Silver E-Bike Chain - 9-speed - 136 LinksSporty e-bikes are trending and derailleur systems are the first choice for this segment.The fundamentally high mechanical load on a derailleur chain combined with the extreme forces of modern e-bike drives required new approaches to design.Through the development of a new riveting technology with greatly increased retention force of the pins, KMC e-series chains are up to the new requirements. Features of the KMC e9 Silver ChainCompatible with all 9-Speed derailleur systemsEspecially designed for e-Bikes with mid-motorsPerfect shifting thanks to Double X-BridgeIncludes a Missing LinkSize: 1/2 X 11/128Color: Nickel plated silverX-BridgeThe X-Bridge outer plate ensures maximum shifting performance. With tool free Missing Link connector. Nickel PlatedNickel is an alloying metal that is mainly used for steel refinement. It makes steel resistant to corrosion, increases its hardness and toughness and is very effective as a rust protection.E-Bike TechnologyKMC e-Bike chains are specially designed for use in combination with strong mid motors. Optimized pin power and unsurpassed durability are the key features.