Shimano DuraAce ST-R9270 & BR-R9270 Disc Brake & Shifter Set emonda_sl_6 To address breathability

To address breathability

- 12mm thru-axle MTB frames

5 1 (2014)

and commuter bikes

MPN: 291730

Shimano DuraAce ST-R9270 & BR-R9270 Disc Brake & Shifter Set emonda_sl_6 To address breathabilityThe Dura Ace ST R9270 2x12 speed dual Control levers with Wireless Di2 connectivity deliver a clean aesthetic and simple setup while reimagined ergonomics bring a new level of comfort and control. 2x12 speed Dual Control lever with 4. 6mm longer reach for increased security and control Refined hood for improved ergonomics and aerodynamics with improved button access SERVO WAVE technology enhances brake performance thanks to a faster initial bite point