Shimano ST-R7170 (L). BR-7170(F) Front Disc Brake Kit

The New 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.

Features:

– Clean Cockpit: Wireless Connection Enhances The Aesthetic Of Your Bike While Keeping Shifting Lightning Fast
– Longer Lasting. Uses Two Cr1632 Batteries (Battery Life: 3.5 To 4 Years)
– Compact, Ergonomic Performance Cascaded From Dura-Ace
– Raised Hood Peak Improves Ergonomics, While A Longer Hood Body Increases Hand Support
– Make Dura-Ace Yours With Custom Button Function And Adjustable Ergonomics
– Easily Change Button Function With The E-Tube App
– Find Your Optimum Lever Position With Simple Reach Adjust

Specifications:

– Firmware Update By E-Tube Project: Yes
– Brake Lever_Clamp Band (Mm): 23.8 – 24.2
– Brake Lever_Reach Adjust: Yes
– Brake Lever_Brake Fluid_Shimano Mineral Oil: Shimano Mineral
– Brake Lever_Free Stroke Adjust: Yes
– Brake Lever_Recommended Brake Caliper: Br-R7170
– Brake Lever_Brake Hose (Kit): Sm-Bh90-J-Ssr Sm-Bh90-Jk-Ssr
– Brake Lever_Funnel Bleeding: Yes
– Brake Lever_Hose Joint: Straight
– Shifter Type: Dual Control Lever
– Battery: Cr1632 X 2
– Di2 Connectivity Wireless_Di2 Shifting: Yes
– Sd300 Port (Pcs): 1

Technology:

Reach Adjust:
– Brake 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 Lever:
– Dcl 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 Our Mtb Technology And Are So Smooth And Effortless That One Finger Shifts Front And Rear Are Possible. Indeed, Shifting Is The Ultimate Act Of Shimano Total Integration, And Simply Has To Be Experienced To Be Understood. The Dura-Ace/Ultegra/105 Dual Control Lever Have An Optimized Structure With Features That Include The Lighter Weight Pivot Section In The Near Side Of The Shifting Unit And The Integral Shifting Cable For Lighter Steering. Its Many Component Parts Are Made So Compact And Precise To Achieve Unprecedented High-Speed Performance.