Exclusive Design Dura Ace Di2 ST-R9270/BR-R9270 Disc Brake Caliper/Lever Set

1.5 to 2 years of battery life with easy-to-change CR1632 shifter batteries
Unparalleled ergonomics engineering refined with pros’ feedback
– Raised hood peak improves ergonomics, while a longer hood body increases hand support
– Compatible with satellite shifters
SERVO WAVE technology optimizes brake control
– Lighter, smoother lever action
– Enhanced modulation thanks to an expanded braking control area
Advanced Materials
– Carbon fiber brake lever and titanium hardware
Compatible with wired connection (for e-bike application)
Make DURA-ACE yours with custom button function and adjustable ergonomics
– Easily change button function with the E-TUBE app
– Find your optimum lever position with simple reach adjust

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