The high end chain for 11 speed systems wit hKMC's GO wax. The diamond-like DLC coating reduces friction and brings one of the most durable and efficient chain.Thanks to the innovative formula of KMC GO CHAIN WAX, the premium KMC chains treated with this wax offer unrivaled durability and efficiency. Compared to oil-based lubricants, waxed chains are less susceptible to dirt build-up, increasing drivetrain life and reducing cleaning intervals.The KMC X-Series was developed with the specific characteristics of the Shimano, SRAM and Campagnolo systems in mind. Thanks to precisely chamfered plates, the X-Bridge technology enables perfect shifting and smooth propulsion in all riding situations. The X Series enjoys the trust of many top athletes in professional cycling.KMC GO Wax BenefitsLong lasting: Once applied, the wax dries to form a protective barrier that outlasts oil based productsLess dirt: Waxed chains attract less dirt, minimising the common causes of wear and ensures a smooth op