Shimano 12 speed chain Type:CN-M8100 and easy-to-handle bike with racing-comfort

and easy-to-handle bike with racing-comfort geometries

an upgraded polymer and a screw-in bar plug

Its record weight (at only 51 g for the 550 ml version) makes it possible for us to use less plastic material as we make it

Double X bridge shape for super fast and smooth shifting

Shimano 12 speed chain Type:CN-M8100 and easy-to-handle bike with racing-comfortCN M9100 XTR DURA ACE Smoother driving even over bumpy terrain Greater chain retention to extend portion on the end of inner plate to firmly hold the tooth both front and cassette Enhancements to shifting performance Compatible with new generation of drivetrain Product Description Designed for SHIMANO's revolutionary XTR M9100 12 speed MTB groupset, the M9100 chain provides enhanced chain retention thanks to an extended portion of the inner plate. The