Shimano ST-R7170 105 Di2 Hydraulic Disc Brake

The Shimano 105 ST-R7170 Di2 Shift/Brake lever features Di2 electronic shifting for precise, intuitive gear changes to even more riders. The 105 BR-R7170 caliper features the Shimano Flat Mount System and its low-profile design that is ideal for road bikes

- 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
- Includes Brake: Disc
- Brake Caliper Mount: Flat Mount
- Hydraulic Hose Length: 1700mm
- Hydraulic Fluid Type: Mineral Oil
- Rear Der/Shifter Compatibility: Shimano Road Di2
- Adjustable Reach: Yes
- Rotor Included: No (sold separately)
- Pad Compound: Resin
- Brake Lever Actuation: Hydraulic
- Drivetrain Speeds: 2x12
- Color: Black
J-Kit Technology: For some frames with internal routing, the J-Kit version may be easier to install, since everything is pre-bled. Disconnected lever comes pre-bled with connecting bolt/built in olive pre-installed. Brake caliper is pre-bled with brake hose connected/capped

Original Shimano parts guarantee that all components work perfectly for optimum performance and maximum safety and longevity.