SRAM XX Eagle T-Type WIDE Powermeter Crank Arm Size:175mm The Shimano 105 Di2 ST-R7170

The Shimano 105 Di2 ST-R7170 Disc Brake 12 Speed Shifter brings Di2 electronic shifting to 105 for the first time

Shimano worked closely with top athletes in the development of the current Dura-Ace Dual Control levers

New Zipp Graphics and Cosmetic Identity That Scream Speed

It details your whole bike

providing you with a superior ride experience

SRAM XX Eagle T-Type WIDE Powermeter Crank Arm Size:175mm The Shimano 105 Di2 ST-R7170The SRAM XX Powermeter crank arm is compatible to the innovative Eagle Transmission drivetrain and uses precise Quarq power measurement technology to give riders an advantage over the competition. Elegantly and inconspicuously hidden in the crank shaft, the DUB PWR measuring unit collects the data that athletes need for their progress. The crank arm itself is not only incredibly light thanks to the use of carbon fiber, but also guarantees incredible