The precisely engineered KMC X12 Aurora 12 Speed Chain boasts advanced plate chamfering plus a hard-wearing chrome coating. This ensures outstanding shifting, power transfer and durability for road, mountain bike (MTB) or Cyclocross (CX) riding. KMC X-Series Regarding the specific characteristics of Shimano, SRAM and Campagnolo systems, KMC has developed a series that meets the highest demands. This premium model combines the well-known high quality of the X series combined with the cool look of the Neo Chrome surface coating. The extremely precisely manufactured and dynamically chamfered edges of the plates ensure perfect shifting behaviour and maximum smoothness. X12 Speed Bike Chain The Non-Directional design of this chain allows maximum compatibility. The X-Bridge system on its outer plates is configured with precisely articulated angles for quicker and smoother gear shifting and quieter riding. Show More Show Less
