Shimano Shimano 105 Di2 ST-R7170 Hydraulic Disc Brake/Shift Lever Kit

The 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. The 105 BR-R7170 caliper features the Shimano Flat Mount System and its low-profile yet powerful design that is ideal for road bikes.

Features:

Reach adjustment and customized button functions allow you to dial in your ideal ergonomics
Creates a clean cockpit with wireless connection and enhances the aesthetic of your bike while keeping shifting lightning fast
Easily change button function with the E-TUBE app
Includes 2 x CR1632 batteries
10% wider pad clearance decreases the chance of disc brake rotor rub
Maintenance-friendly one way bleeding process
Includes L03A Resin pads with finned alloy backplate