- Specially 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. 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 **These products may temporarily be supplied unboxed in individual polybags**