The X-series are very light chains, furthermore, because of the weight reduction the chain has many important benefits such as super fast shifting, smoother action and even a significant reduction of "Chain-Suck".
The hollow pin is riveted according to KMC's new "FLAT STEP" process, sealing the outerplate with an impressive 350 kilo's of pinpower, making it the strongest chain connection in the industry today. With tool free Missing Link connection.
Compatibility:
The chain can be used with 8-speed and 9-speed systems.
Weight supplement: manufacturer information