Shimano Ultegra Di2 ST-R8070 Hydraulic Disc Brake Dual Control Lever 2x11-Speed Shifter with BR-R8070 Hydraulic Disc Brake Caliper
Employing the latest technologies from elite Dura Ace R9100 road components and through its proven System Engineering approach, Shimano’s Ultegra R8000 series delivers refined rider ergonomics, increased shifting performance and confident control in all riding conditions. Riders who choose the Di2 shifting components (R8050) have further the possibility to turn on or off the multi-shift function as well as to customize every key's setting individually.
Ultegra shift and brake set with the ST-R8070 Di2 dual control lever for precise electronic shifting and the hydraulic BR-R8070 caliper for greater rider control in all conditions.
Shimano Ultegra Di2 ST-R8070 STI
The Ultegra Di2 ST-R8070 dual control levers allow not only more intuitive shifting operations but also quick and precise shifting thanks to a clearer separation between shift buttons. A more defined click feeling and a wider reach adjustment range generate even more comfort. Group specific each switch has the option for multi-shift ON or OFF. The STI's top button remote switch is programmable for third party cycle computers. Every function is compatible to E-Tube application or Shimano PC software.
The Ultegra Di2 dual control levers in hydraulic disc version improve rider control in all conditions. The small bracket size feels great on the palms and improves the ergonomics. On top of that lightweight materials make the STI's race-ready.
Shimano Ultegra BR-R8070 hydraulic Flat Mount caliper
The hydraulic Ultegra BR-R8070 provides the next stage of rider control in all conditions. Utilizing a lightweight and minimalistic Flat Mount design, the sleek caliper integrates seamlessly into a road bike's aero profile where it can be installed directly at frame or fork. The SM-RT800 rotor (optional) offers even greater heat management capability than Shimano's industry-leading Ice Tech Freeza rotors, resulting in unparalleled braking performance and reliability in the most demanding conditions.
Version: 2 x 11-speed
Bar diameter: 23.8 - 24.2mm
Brackets, electric buttons, master cylinders: glassfiber reinforced plastic (GFRP)
Levers: aluminium (painted)
Calipers: aluminum (anodized)
920g (STI's + calipers, unfilled and without hoses)
approx. 180g (single STI)
approx. 280g (single caliper)