The kmc x10 eco pro teq chain features triple x durability unmatched chain life kmc guarantees your satisfaction the chain also includes eco pro teq anti rust technology ht e non directional design ensures the assembly of this chain is independent of direction it allows maximum compatibility regardless of whether its mtb or race this chain fits all key features 12 x 11128 114 links pin length 588mm compatible with all 10 speed road and mtb drive train systems hi perform