Shimano 105 ST-R7170 Hydraulic Disc Brake Dual Control Lever 2x12-Speed Right Black

Worry-free Di2 shifting in a compact shifter sizeThe SHIMANO 105 shift / brake lever features Di2 electronic shifting for the first time, bringing precise, intuitive gear changes to even more riders. Reach adjustment and customized button functions allow you to dial in your ideal ergonomics.FeaturesClean cockpit: Wireless connection enhances the aesthetic of your bike while keeping shifting lightning fastLonger lasting. Uses two CR1632 batteries (battery life: 3.5 to 4 years)Compact, ergonomic performance cascaded from DURA-ACERaised hood peak improves ergonomics, while a longer hood body increases hand supportMake DURA-ACE yours with custom button function and adjustable ergonomicsEasily change button function with the E-TUBE appFind your optimum lever position with simple reach adjustTechnologiesE-TubeE-TUBE is Shimano's ''service'' that uses websites or apps to maximize the enjoyment of riding a bicycle by connecting the riders, the bicycles and SHIMANO.Reach AdjustBrake lever is equipped with a reach adjust mechanism. The distance from handlebar grip to lever can be adjusted to suit any hand size, type of riding and individual rider preferences.DUAL CONTROL LEVERDCL stands for DUAL CONTROL LEVER. It has brake and shifting functions in the system and enables easy operation.Ergonomic innovation is probably more critical to the higher standard performance than the added gearing. The shift internals borrow the robustness from MTB technology and are so smooth and effortless th
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