The Shimano 105 DI2 - Brake Pair - Left - BRR7170KTSTR7170 includes the ST-R7170 shift/brake lever and the BR-R7170 calipers and is designed to take your breaking performance to the very next level. This unique arrangement brings Di2 electronic shifting to a wider variety of bikers, providing precise, intuitive gear changes that improve your riding experience. With reach adjustability and customized button functions, you can obtain optimal ergonomics based on your preferences.
The streamlined design, free of wires and connections, allows you to focus on the road ahead while making use of the Di2 platform's lightning-fast shifting capabilities. The ergonomics of the dual-control levers provide superior comfort and control, especially during extended rides, reducing tiredness and improving performance. The BR-R7170 calipers' proven hydraulic technology incorporates the Shimano Flat Mount System, resulting in a low-profile design that is suited for road bikes and ensures you have a smooth ride.
Specifications:
- Di2 electronic shifting ensures precise and intuitive gear changes
- The reach adjustment feature provides for a more tailored fit and comfort, while customizable button functions provide quick access to controls
- A minimalist arrangement free of wires and ports improves aerodynamics and aesthetics
- Ergonomic dual-control levers with a higher hood peak and longer hood body offer superior hand support, particularly for long rides
- For dependable functioning, use two CR1632 batteries with a lifespan of 3.5 to 4 years
- Hydraulic disc brake system with Shimano Flat Mount System for a low-profile design ideal for road bikes
- BR-R7170 calipers have a 10% wider pad clearance to reduce rotor rub and enable wheel removal
- One-way bleeding system simplifies brake repair and upkeep
- Compatible with the recommended brake rotors SM-RT70 and SM-RT64 (140mm/160mm)
- Genuine Shimano replacement part
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