The DURA-ACE groupset is the result of Shimano's ongoing passion for technology. This is reflected in every single component in the groupset. All components are joined together to work as one, reinforcing each other for unparalleled performance. This is how DURA-ACE achieves ultimate supremacy.
Dura Ace ST-R9100 STI
The R9100 mechanical Dual Control Lever offers a shorter lever stroke, an expanded reach adjustment range for precise lever position, and lighter front shifting operation for quick and intuitive shifting (and braking) in all situations. Further improvements are its renewed hood cover material and its comfortable ergonomic shape with more grip.
Included in delivery: 1 ST-9100 dual control lever left, inner shifting cable
Material: carbon, aluminum, composite
Weight supplement: pair - manufacturer's specification