KMC Shimano Compatible Sprocket

Drive trains on e-bikes with strong mid motors are subject to enormous constant load. Based on that fact, KMC offer specific e-bike sprockets for Shimano motors and internal gear hubs.Specifically designed for Shimano E-Bike systems, the KMC Narrow chainring is a perfect solution for replacing or upgrading your current rear sprocket. By combining with a KMC chain you can vastly extend the life of you drivetrain and achieve a mileage of over 3,500km.Specifications:Size: 1/2" x 3/32"Colour: BlackTreatment: Hardened Chromoly SteelFor Shimano Internal Gear HubsPerfectly matched to KMC ChainsRecommended chain: e1 EPT single speed (K68EA 130L / K68C 110L)Nexus 5 VS-C7000 / SG-C7050 compatibleMaximum efficiency which saves battery