The Non-Directional design allows maximum compatibility. The X-Bridge system on the outer plate is configured with precisely articulated angles for quicker & smoother gear shifting, & quieter riding. This chain is compatible with 12x Campagnolo, Shimano & Sram MTB. They are not compatible with Sram road groups, this is due to a difference in pin length.
Features: Titanium Nitride (Gold) coated or Nickel Plated (Silver)
Includes:: non-reusable 12x Missing Link Double X Durability Non-directional Weight: 268g (126 links)