KMC X12 EPT

EcoProteQ treatment doubles the rust resistance compared to the regular treatment Smoother coating is less noisy, provides great performance and maximum rust resistance Compatible with 12 Speed Double X bridge shape for super fast and smooth shifting Inner and Outer plate chamfering 126 links Attributes Links 126 Chain Weight 272g Chain Width 5.2mm Link Type Missing Link Primary Color Grey Speed 12 e-Bike approved No