The E12 EPT e-Bike chain is designed for fast-paced E-MTB rides, the KMC E12 EPT gives you exceptionally smooth performance as you weave between the trails at speed. Compatible with all 12-Speed derailleur systems Especially designed for e-Bikes with mid-motors Perfect shifting thanks to Double X-Bridge EPT, Maximum anti rust protection Includes a Missing Link 1/2 X 11/128 Pin Length: 52 mm 130 Links Weight: 272 grams Colour: Silver Hi-Performance Triple X-Durability e-Bike compatible Non-Directional SRAM MTB and Shimano rear 12-speed derailleur systems EcoProTeQ technology EPT from KMC protects chains against corrosion for twice as long as conventional rust protection and thus sets new standards. Each component of every chain link is treated separately with EPT. This means a 100 % coating that off ers the lowest possible attack by water, salt and air humidity.