E10 EPT E-Bike ChainSpecially designed for mid engine driven e-bikes such as Bosch, Panasonic and AEG, these chains have higher torsion resistance to cope with ruthless shifting and hi-torque.EPTThe latest milestone for KMC in rust protection, our non-toxic EcoProTeQ treatment, doubles the rust resistance compared to KMC's RB anti-rust treatment. The benefits of this very smooth coating include maximum rust resistance and minimal noise.Triple X Durability, unmatched chain life - KMC guaranties your satisfaction! EcoProTeQ Anti-Rust technology, HT-e NON-Directional Design: assembly of this chain is independent of direction! It allows maximum compatibility, no matter MTB or Race: this chain fits all. 1/2" X 11/128" - 136 Links, pin length 5.88 mm Compatible with all 10-speed Road and MTB drive train systems Hi-Performance Special design for mid-motor e-Bikes Triple X-Durability Increased Pin-Power Non-directional design Hi-Torsion Resistance Extra long: 136 Links EcoProTeQ Anti-Rust technology