Shimano Dura Ace CN-HG901 11 Speed Chain tickle-up which allows for free movement

which allows for free movement and low joint stress

from Small to Extra-Large

EXO sidewall protection

and handling in wet conditions

Shimano Dura Ace CN-HG901 11 Speed Chain tickle-up which allows for free movementThe Shimano HG901 11 chain receives a complete SIL TEC treatment on its plates and roller for increased durability and efficiency. Its asymmetric design ensures smooth front and rear shifts while reducing drivetrain noise. Compatible with 11 speed drivetrains, the HG901 11 is also rated for E BIKE use. FEATURES HG X11 special asymmetric plate design for 11 speed Rear drive Smooth driving without noise Front drive Preserve chain security at cross