KMC 11-Speed X11 Chain 118 Links | Aurora Blue This strong and extremely durable chain meets even the highest demands. KMC's X-Bridge technology ensures precise and smooth gear shifting and can be used with virtually all 11-speed drivetrains. Thanks to MissingLink connection technology, tool-free and easy installation is possible. Size: 1/2”x11/128” Pin: 5.65 mm Color: Oil System: 11-row Length: 114 and 118 links Clasp: CL555R Packaging: Cardboard box Weight: 242g