Shimano ST-R9120 STI Shifter Left with BR-R9170 Rear Calliper 2-Speed
Dura Ace ST-R9120 STI Left Leaver and Caliper
The R9120 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.
Dura Ace BR-R9170 Hydraulic Flat Mount Disc Brake Caliper
The all-new DURA-ACE hydraulic disc brake calliper was redesigned for the highest level of road performance.
Utilizing a lightweight and minimalistic flat mount design, the R9170 calliper features stopping power ideally tuned for road applications.
|Weight:||760g (manufacturer's information)|
|Bar Diameter:||23.8 - 24.2mm|
|Body And Brake Lever:||Aluminum|
|Shifter Lever Body:||Glass fiber reinforced plastic (GFRP)|