Specifications: 12 speed; 126 links; 9.1 ounces. Contains 1 chain and 1 pair of missing links. Compatible with Shimano, sram and other common transmission systems.

The inner and outer chain plates adopt ultra-thin, ultra-light, high-precision hollow and chamfering design, which is more comfortable in shifting and compatible with various shifting systems.

The pin is hardened to improve the wear resistance and the fitting force, so that the chain can withstand extremely high instant pedaling force when running at high speed.

The advanced technology of super wear-resistant surface treatment, perfectly combined with the vacuum electroplating dazzling process, gives the chain a sparkling multi-color luster.

Invisible X-Bridge Design: There is a concavity and convexity invisible effect, which is a breakthrough in graphic design and won the Innovation Award of the 2019 Shanghai Bicycle Exhibition.