The KMC SL Chain sets a new standard with weight reduction, improved shifting performance and enhanced durability. The main characteristic of the black diamond-like coating is reduction of abrasive wear. Besides this, it's surface hardness is higher than most coatings, this ensures a long-term function, optimal stability and higher durability. Get unsurpassed durability and optical stability with the KMC DLC11 Chain. 11-speed Campagnolo, Shimano and Sram compatible. Color options available.