The KMC X12 DLC chain is one of the lightest in its class, making it a favorite among professionals. It features a Diamond Like coating (DLC) for reduced abrasive wear and increased surface hardness, ensuring long-term functionality and superior wear resistance. With Triple X Durability, this chain offers unmatched longevity. Its 126 links and excellent mud-shedding design make it suitable for both 29er MTBs and road bikes. Specifications include DLC Diamond Like Coating, Inner/Outer Plate Chamfering, Triple X Durability, High Rigidity, Highest Pin Power, Mud Shedding Design, and Unsurpassed durability. It comes with 12x Missing Links, measures 1/2' X 11/128', has a pin length of 5.5mm, and is compatible with all 12x drivetrains. It's incredibly light at only 238g per 110 links.