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Ships within 48 hours · Estimated delivery Aug 3 - Aug 8
this kit upgrades your A1 brakes with the next-generation B1 SwingLink Gold architecture — delivering smoother
powerful assistance that makes even the steepest climbs feel effortless — with enough range to keep going all day
slow rebound rubber compound for improved pin grip and features expanded arch area for more secure shoe-to-pedal contact
Available in multiple speed and chainring configurations to suit your drivetrain
Shimano 105 ST-R7170 Di2 Disc Brake Lever & Shifter mmx_brake_lever_clamp this kit upgrades your A1The new Shimano105 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. Clean cockpit: Wireless connection enhances the aesthetic of your bike while keeping shifting lightning fast Longer lasting. Uses two CR1632 batteries (battery life: 3. 5 to 4 years)(Initial shifter batteries
US$ 15.79
US$ 10.98
US$ 14.99