Shimano 105 Di2 ST-R7170 12 Speed Shifters + Flat Mount Caliper Size:Front Brake - Right Hand Offering near Dura-Ace performance at

Offering near Dura-Ace performance at a more accessible price

Brake pads play an integral role in ride performance and long-term durability of the wheel

especially ones who are impossible to buy for

circuit races

Shimano 105 Di2 ST-R7170 12 Speed Shifters + Flat Mount Caliper Size:Front Brake - Right Hand Offering near Dura-Ace performance atWorry free Di2 shifting in a compact shifter size The 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. Features Clean cockpit: Wireless connection enhances the aesthetic of your bike while keeping shifting lightning fast Longer lasting. Uses two CR1632 batteries