KMC X-12 Aurora Chain - 12-Speed
KMC X-12 Aurora Chain - 12-Speed, The KMC X-Series has been designed with the specific characteristics of the Shimano, SRAM, and Campagnolo systems in mind and will meet the most demanding requirements. Elaborately designed and manufactured, the X-Bridge technology, thanks to precisely chamfered plates, allows a smooth propulsion and perfect gear changes in all driving situations.