A lightweight 11 speed chain featuring the Double-X Durability and X-Bridge technology. The chain is compatible with all 11 speed road and MTB systems and is also NON-directional in design. Assembly of this chain is independent of direction this allows maximum compatibility whether it's MTB or Race. The X-Bridge is on the outer plate configured with precisely articulated angles for quicker and smoother gear shifting and quieter riding. Top-Performance Double X-Durability Open inner and outer plate design Extra Light 256 grams only! 118 Links