KMC CHAIN X12 126Link 12 speed with Connect Link

One Chain for All! 100% Compatibility On All Leading Derailleur Systems. Asymmetrical Chamfering Avoids Interference and Added Chamfering for Smooth Operation and Impeccable Precision with Phenomenal Shifting Performance.

Hi-Performance.
Double X Bridge Shape for fast and smooth shifting.
Mushroomed Riveting.
Inner and Outer Plate Chamfering for smooth operation.
Non-Directional.
Extra Stretch Proof Pins.
Strongest chain connection in the industry today
126 links.