Shimano Dura-Ace CN-HG901 11 Speed Chain Echelon available in 110mm and 130mm

available in 110mm and 130mm BCD for SRAM 11-speed Yaw road cranks

the conic adapter allows to pass from flat to conic in a breeze

As manufacturers begin to develop frames and fork designs that take advantage of the aerodynamic gains of direct mount brakes

Tooth: 34

giving riders outstanding traction in both wet and dry conditions

Shimano Dura-Ace CN-HG901 11 Speed Chain Echelon available in 110mm and 130mmThe Shimano Dura Ace CN HG901 11 Speed Chain receives a complete SIL TEC treatment on its plates and rollers 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. Specifications Rear drive: smooth driving without noise Front drive: preserves chain security at cross chainline Front & Rear Shift: