Shift/Brake Combinations

- More Controllable And Confidence In Race Condition - Optimally Balanced Hydraulic Brake System For Racing - Dedicated Brake Lever Shape, Stroke, Contact Point, Stiffness And Dedicated Shift Paddles - Lightweight - Carbon Composite Plastic Material Of Hood - More Intuitive, Quicker Shifting Operation - More Defined Click Feeling And Ergonomic Shift Lever Position - Customizable Function To Fit Any Riding Style - Each Switch Has The Option For Multi-Shift On Or Off - E-Tube Project - Optimum Power Transmitted With Grip Firmly - Ideal Ergonomic Cover Shape With Better Thickness & Tenderness - Openable Hood Cover - Simple Set Up And Maintenance - Easy Replace Hood Cover - Openable Hood Cover - Customizable The Function To Fit In Rider'S Riding Style

- Re-designed, compact hood shape wth improved ergonomics - Adjustable reach - Shorter lever throw than previous Tiagra shifters - Compatible with Tiagra 4700 and GRX RX400 components, but not with previous generation 10-speed groups (105 5700, Tiagra 4600, etc.)

- Optical gear display - Adjustable reach - 2-Finger lever, compatible with linear-pull and mechanical disc brakes - Includes OT-SIS41 derailleur cable and housing set

Shimano Ultegra ST-R8150 levers combine the accuracy of Shimano 12-speed Di2 shifting with the light weight of rim brakes. - Quick and intuitive shifting - Clearly defined click feeling with ergonomic shifting lever - Better bike control and confidence in race conditions - Hood shape and texture optimize grip and brake power transmission

Shimano Ultegra ST-R8150 levers combine the accuracy of Shimano 12-speed Di2 shifting with the light weight of rim brakes. - Quick and intuitive shifting - Clearly defined click feeling with ergonomic shifting lever - Better bike control and confidence in race conditions - Hood shape and texture optimize grip and brake power transmission

The Shimano GRX Dual Control Lever delivers light and responsive shifting for mixed-terrain riding. The ergonomic shifter design improves comfort and the textured, anti-slip brake lever increases control on bumpy terrain. - Gravel-inspired lever and bracket ergonomics - Anti-slip brake lever - Greater mixed-terrain control - Same light shifting operation as top-tier systems Left/Front - ST-RX810-L: Shimano GRX - Hydraulic Disc Brake - Dual Control Lever - 2 x 11-speed Right/Rear - ST-RX810-R: Shimano GRX - Hydraulic Disc Brake - Dual Control Lever - 11-speed

The Shimano GRX Di2 Dual Control Lever delivers light and responsive shifting for mixed-terrain riding. The ergonomic shifter design improves comfort and the textured, anti-slip brake lever increases control on bumpy terrain. The Di2 version offers the digital precision of Shimano electronic shifting, along with synchronized shifting. - Raised hood head prevents hand misalignment and slippage - Recessed finger notch prevents upward slipping - Anti-slip texture and brake lever coating - Improved braking input performance - Higher brake lever axis and curved brake lever - Improved grip and confidence on choppy surfaces and descents - Higher braking efficiency reduces fatigue on long rides