KMC is confident that their X-series can even satisfy the most critical rider.Hollow Tech technology features a light weight and a very smooth running with less chain suck. Diamond Like Coating provides high surface hardness and rust resistance as well as strong durability and low friction.The X-bridge® outer plate ensures maximum shifting performance, while the 3X-Treatment in combination with precision tolerances prolongs the chain's life to the maximum. With tool free Missing Link connector and durable DLC = "Diamond Like Coating" surface. A real eyecatcher! Compatibility - : The chain can be used with 11-speed Shimano, Campagnolo and SRAM systems.Size: 1/2" X 11/128""Colour: BlackPin Length: 5.65 mmWeight per 110 links: 227 gLength: 118 Links Compatible with all 11-Speed derailleur systems Diamond Like Coating Perfect shifting thanks to Double X-Bridge Slotted inner- and outer plates and hollow pins Includes a Missing Link Durability: 5/5