KMC 11sp Mountain & Road Chains. Features: Nickle plated coating provides resistance to corosion while increasing hardness and durability Features KMC's highest pin power for unsurpassed riveting geometry KMC's Double X durability Double "X" bridge shape allows for precise gear shifting Outer plate chamfering allows for accurate shifting Inner plate chamfering allows for expeditious shifting 1/2" x 11/128" chain is compatible with Shimano, Campagnolo, and SRAM 11-speed drivetrain systems Specifications: Speeds: 11 Speed Links: 116 Chain Width: 5.5mm Chain Connector: Master Link (Single Use) Pin Type: Solid Color: Black Weight: 243g Included: Includes KMC Missing Link 11 master link