The KMC X-Series was developed with the specific characteristics of the Shimano, SRAM and Campagnolo systems in mind. Thanks to precisely chamfered plates, the X-Bridge technology enables perfect shifting and smooth propulsion in all riding situations. The X Series enjoys the trust of many top athletes in professional cycling.
Regarding the specific characteristics of Shimano, SRAM and Campagnolo systems KMC developed a series meeting the highest demands. Precisely engineered, their dynamically chamfered plate angle provides a perfect shifting performance and a smooth transmission.
Features
- Highest Pin Power: Unsurpassed riveting geometry
- Double X Durability: Double SP exceptional Durability
- Double "X" Bridge Shape: Precise gear shifting
- Outer Plate Chamfering: Accurate shifting
- Inner Plate Chamfering: Expeditious shifting
- Includes non-reusable 12x MissingLink
- Double X Durability
- Non-directional chain
- Compatible with all 12-Speed drivetrains (Except SRAM Eagle Transmission T-Type, 12-Speed road / gravel)
Specification
- Pin length: 5.2mm
- Size: 1/2" x 11x128"
- Weight: 268g (126 links)
Please note: Due to the colouring process for the Aurora chains, the colour may not be a perfect match to the image shown.













