X-SL series chains are high-quality, high performing chains offering amazing shifting performance on any drivetrain you choose. For athletes looking for the lightest, strongest, smoothest shifting chain look no further. Features: Compatible with all 11 speed systems Titanium Nitride coating reduces friction, offers corrosion resistance and the smooth finish is less susceptible to dirt making it easier to clean Double X-durability KMC chains are put through a heat treatment process twice to maximize strength so the chain lasts longer and goes farther Double X bridge shape with inner and outer plate chamfering for smooth and fast shifting Hollow mushroom riveted pins for the highest pin power and allows shifting under heavy loads Specifications: Speeds: 11 Speed Links: 118 Chain Width: 5.5mm Chain Connector: Missing Link (Single Use) Pin Type: Hollow (Riveted) Color: Gold Weight: 243g Included: Includes KMC Missing Link 11