Robust design makes this 11-speed chain extremely efficient and reliable. Despite its narrow width, it easily stands up to the high-torque loads of e-bike drives.Precision made using premium steel in Germany and offers smooth, high performance gear changes with Wippermannâs engineered design.Stainless steel inner links and rollers for maximum strength and durability.Nickel plated steel outer plates for corrosion resistance and clean looks.Supplied with the exclusive, re-usable, tool-free Connex QR joining link.Compatible with all bicycle 11-Speed gear systems, especially suited for heavy duty E-bike and mountain bike use.