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2. Shimano - Wikipedia

   en.wikipedia.org/wiki/Shimano

   In 2003 Shimano introduced "Dual Control" to mountain bikes, where the gear shift mechanism is integrated into the brake levers. This development was controversial, as the use of Dual Control integrated shifting for hydraulic disc brakes required using Shimano hydraulic disc brakes, locking competitors out of the premium end of the market.

3. Bicycle brake - Wikipedia

   en.wikipedia.org/wiki/Bicycle_brake

   Most bicycle brake systems consist of three main components: a mechanism for the rider to apply the brakes, such as brake levers or pedals; a mechanism for transmitting that signal, such as Bowden cables, hydraulic hoses, rods, or the bicycle chain; and the brake mechanism itself, a caliper or drum, to press two or more surfaces together in ...

4. Shimano Total Integration - Wikipedia

   en.wikipedia.org/wiki/Shimano_Total_Integration

   Shimano STI Dual Control shifter and brake lever: 1. Main lever 2. Release lever A. Pulling the main lever towards the rider applies the brake B. Pushing the main lever towards the center of the bike downshifts one, two or three gears depending on how far the lever is pushed (right hand shifter) or changes from a small chainring to a larger chainring (left hand shifter)

5. Is this the New Shimano 105 12-Speed Mechanical Group? - AOL

   www.aol.com/lifestyle/shimano-105-12-speed...

   Shimano’s 105 Di2 components carry R7170 (STI levers) and R7150 (derailleurs) series numbers. ... BR-7170 brake calipers (shared with 105 Di2), and CS-HG710 12-speed cassette. ... and cyclocross ...

6. Electronic gear-shifting system - Wikipedia

   en.wikipedia.org/wiki/Electronic_gear-shifting...

   Electronic front derailleur (Shimano Di2) An electronic gear-shifting system is a method of changing gears on a bicycle, which enables riders to shift with electronic switches instead of using conventional control levers and mechanical cables.

7. Hydraulic brake - Wikipedia

   en.wikipedia.org/wiki/Hydraulic_brake

   Knox Motors Co. used hydraulic brakes in 1915, in a tractor unit. [1] Malcolm Loughead (who later changed the spelling of his name to Lockheed) invented hydraulic brakes, which he patented in 1917. [2] [3] "Lockheed" is a common term for brake fluid in France.