Top Pick Shimano Ultegra Di2 12-speed St-r8170 Hydraulic Disc Sti And Caliper Set [gjSPyN2w]
High performance Ultegra wireless hydraulic servo wave disc brake Di2 sti's give you control, modulation and power with minimal effort in all riding conditions.Features:Wireless connectivity to the front and rear derailleurs for effortless trouble fr
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Features:
- Wireless connectivity to the front and rear derailleurs for effortless trouble free gear shifts
- With Di2 technology shifting is easy and precise - just a light touch, as soft as a mouse click, is sufficient for the front or rear derailleur to instantaneously select the correct gear
- Full and semi synchronized shifting programable, synchro shift compatible meaning a single shifter can control both front and rear shifting which can be fully custom tuned to your riding preferences. Semi synchronized shifting means when a front shift is made the rear mech will automatically correct to the appropriate ratio
- Simply pressing tactile buttons allows effortless and comfortable shifting even when your hands are cold
- Drop bar sti with shift buttons located in a near identical place to the positions you'd assume shifting using a mechanical Shimano sti
- Hydraulic brake lever with servo wave provides excellent stopping power with less effort especially from the hood position
- Hydraulic reservoir tank provides pad to rotor clearance auto-adjust maintaining braking performance during pad wear
- Finely tuneable reach adjusters for the levers enable custom fitment for all hands
- Levers use cr1632 batteries which last for approximately 1.5-2 years
- Kit contains bled st-r8170 sti, br-r8170 flat mount brake callipers with pads, hoses and mineral oil (without rotors or adapters)
What Our Customers Say
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