[High Quality] Made of high quality manganese steel, high temperature forging, chrome plated surface, rust and corrosion resistant, strong and durable, not easy to deformation, breakage
[Size] Single chain size is 1/2" * 11/128" (12.7 * 2.2mm), 116 links in total, length 150cm/4.9ft, please check size before purchase
[Smooth Shifting] Double X bridge shape design and high-efficiency shifting for super fast and smooth shifting, inner outer plate chamfering and stretch proof treatment
[Easy to Install] Simply arrange the chain, use magic clasp (included on the back) to connect the chains, and turn the sprocket to confirm the chain is firmly attached
[Wide Compatibility] Suitable for 9 speed bicycle chains, compatible with most of road bikes, mountain bikes, racing bikes