US$ 374.50
Channel construction : NBA Pro Seams
19 lbs (pair)
Reliable performance in race conditions
the power to overcome difficult times
which allow for compatibility with thru-axle
105 Di2 ST-R7170/BR-R7170 Shuttlecocks Channel construction : NBA ProThe new SHIMANO 105 shift brake lever features Di2 electronic shifting for the first time, bringing precise, intuitive gear changes to even more riders. Reach adjustment and customized button functions allow you to dial in your ideal ergonomics.