Dura-Ace ST-R9270 Di2 12-Speed Hydraulic Brake/Shift Lever Options:Dura-Ace ST-R9270-LF Di2 Shift/Brake Lever - Left, 2x, Black Fabric Content: MAIN: 84% Micro

Fabric Content: MAIN: 84% Micro Polyester 16% Spandex

The Slovakian flag colors are the backdrop for this stylish addition to your kit

42 tooth maximum for 2x11 and 40 tooth maximum for 3x11

Tektro HD-M275 hydraulic stoppers and microSHIFT’s wide-range 1x9 drivetrain and you have backup provided by a supporting cast that’s all thriller and no filler

COMFORTABLE: An upright body position and smooth handling are optimized for all-day riding comfort

Dura-Ace ST-R9270 Di2 12-Speed Hydraulic Brake/Shift Lever Options:Dura-Ace ST-R9270-LF Di2 Shift/Brake Lever - Left, 2x, Black Fabric Content: MAIN: 84% MicroFeaturing Servo Wave Action brake technology, the Shimano Dura Ace ST R9270 brake lever delivers modulation and control like never before. Wireless shifting keeps your bike looking clean while offering the fastest, most precise gear changes available. All of this resides in a dual control lever that employs the most advanced materials to offer lightweight and refined ergonomics that provide comfort and control for the most demanding conditions. The