Thanks to the innovative formula of KMC GO chain was, the KMC X11SL chains treated with their wax from the factory offer high efficiency and unrivaled durability. The Wax X11SL features a mud-shedding design that's coupled with hollow-pins, making it one of KMC's lightest. Don't spend extra time waxing your new chain at home, buy a KMC pre-waxed chain, skip the mess, and go ride your bike! Compared to oil-based lubricants, waxed chains are less susceptible to dirt build-up - increasing drivetrain life and reducing cleaning intervals KMC's special Titanium Nitride coating provides very high hardness, corrosion resistance and an ultra-smooth surface Double X-Bridge provides increased shifting precision and speed Inner and Outer chamfered ramps specifically engineered to engage with chain rings and cassettes quickly and provide smooth shifting Specifications Links118Drivetrain Speeds11Chain Connection TypeSingle Use Master LinkColorSilverWeight227Half Link ChainNoDefined ColorSilver