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: Black Treatment: Hardened Chromoly steel For Shimano internal gear hubs Perfectly matched to KMC chains Recommended chain: e1 EPT single speed Nexus 5 VS-C7000 / SG-C7050 compatible Maximum efficiency which saves battery