Dura-Ace ST-R9270 Di2 12-Speed Hydraulic Brake/Shift Lever Options:Dura-Ace ST-R9270-LF Di2 Shift/Brake Lever - Left, 2x, Black COMFORTABLE: An upright body position

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

Countless hours of suspension lab development and field testing created a refined mid-travel ripper that eats big terrain like a gravity fed beast

The secret sauce comes from the new MiniR® fabric that reflects the sun to help keep you cool yet is plenty tough for the rigors and abuse that comes with trail riding

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

Dura-Ace ST-R9270 Di2 12-Speed Hydraulic Brake/Shift Lever Options:Dura-Ace ST-R9270-LF Di2 Shift/Brake Lever - Left, 2x, Black COMFORTABLE: An upright body positionFeaturing 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