Shimano 105 STI ST-R7120 2-/12-speed Shift/Brake Lever

The Shimano 105 ST-R7120 2x12-speed STI for ergonomic shifting and brakingThe ST-R7120 from the Shimano 105 R7100 road bike groupset is a shift/brake lever for hydraulic braking and mechanical shifting in the 2x12-speed system. It impresses with its smooth