105 ST-R7120-R 12-speed right shift/brake lever features lightweight, durable aluminum construction combined with high-precision engineering for smooth, reliable shifting performance on road bikes.
Designed with ergonomic blade shapes and revised lever positions based on extensive hand-shape data, ensuring comfort and optimal control for riders of all hand sizes.
Equipped with adjustable reach settings, allowing cyclists to customize the lever feel for a personalized fit and enhanced braking efficiency in all riding conditions.
Advanced leveraging technology provides superior force transfer for precise, consistent shifting and braking, reducing rider fatigue and improving overall control.
Compatible with road 12-speed drivetrains and featuring hydraulic brake actuation, this lever delivers seamless integration, modern styling, and top-tier performance for serious road cyclists.