Shimano CN-M8100

Smoother than ever. Extended inner plate improves chain engagement and retention, while reducing shift times and pedaling shock. This proprietary design ensures smooth shifts and strength against everything a performance ride can throw at it.
Compatible with 12 speed drivetrain.
Sil-Tec and chromizing treatment for increased durability.
SM-CN910-12 Quick-link for easy chain connecting & removal.
E-Bike compatible.
252g.