Shimano Dura-Ace Di2 ST-R9270 12 Speed Shifter + Flat Mount Caliper Size:Front Brake - Right Hand ERG and simulated modes

ERG and simulated modes

Fits most : Cross Country-

Used throughout 2020 & 2021 Tour de France

Compared to the standard version

Compatibility SRAM G2 Ultimate

Shimano Dura-Ace Di2 ST-R9270 12 Speed Shifter + Flat Mount Caliper Size:Front Brake - Right Hand ERG and simulated modesThe Ultimate Shimano Road Performance Experience Take your road bike build to the highest level with the Shimano Dura Ace Di2 ST R9270 12 Speed Shifter and Flat Mount Caliper, combining Shimanos flagship electronic shifting technology with powerful hydraulic disc braking performance. Designed for professional racing and the most demanding performance riders, the Dura Ace R9270 Di2 system delivers lightning fast shifting, refined ergonomics,