Wippermann connex 11s0 11 speed bike chaincompatible with all 11 speed drivetrains, the connex 11s0 bike chain brings the best out of your road or mountain bikes mtbs components'. '.strtoupper('t')hanks to wippermans advanced link design and hardened steel construction, youll enjoy clean shifting on every ride, even in tough riding conditions'. '.strtoupper('t')he chain also comes with a tool free joining link, so you can quickly get back to riding.wipperman connex chains are precision made in germany from selected high quality materials to withstand enormous strain with minimal wear'. '.strtoupper('c')onnex 11 speed chains are perfectly suited for the latest generation of shifting systems used on state of the art mountain bikes mtbs or road bikes.features material hardened steel speed 11 speed dimensions 1 2 x 11 128 pin length 5.6mm roller width 2.20mm length 118 links including connex link adjustable yes quick link included yes, connex link tool free joining hardened pins weight 270g technologiesspeed wing the innovative outer plate ensures particularly rapid and silent shifting on connex 11 speed chains'. '.strtoupper('t')he updated peripheral chamfering of the outer plate ensures optimum chain guide and gear changing performance'. '.strtoupper('a')lso, in order to optimally absorb the high shear forces of extreme transmission, wipperman has implemented a completely innovative process for radial riveting'. '.strtoupper('t')his radial riveting process, in combination with a special pin coating, guarantees top performance and slow chain wearbuy wippermann components from chain reaction cycles, the world's largest online bike store.