Shimano 105 R7170 Di2 Disc Brake Lever &Caliper-Front/Left

Shimano 105 R7170 12sp Hydro Disc Di2 STI Levers and Calipers

Front and Rear Calipers Including Hoses., Left and Right Levers

Great value 105 Wireless hydraulic disc brake Di2 STI's give you control, modulation and power with minimal effort in all riding conditions

Wireless connectivity to the front and rear derailleurs for effortless trouble free gear shifts

as soft as a mouse click, is sufficient for the front or rear derailleur to instantaneously select the correct gear, With Di2 technology shifting is easy and precise – just a light touch

Full and semi synchronized shifting programable

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

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