- Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component world
- GRX hydraulic disc brake STI's give you control, modulation and power with minimal effort in all riding conditions
- Raised hood head prevents hand misalignment and slippage
- Anti-slip texture and brake lever coating gives higher braking efficiency and reduces fatigue on long rides
- Left hand 2-speed lever
- Weight: 306 g
- Parts
- st-rx400 grx mechanical shift hydraulic sti lever, 2-speed, left hand
- Shimano GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component world
- GRX hydraulic disc brake STI's give you control, modulation and power with minimal effort in all riding conditions
- Raised hood head prevents hand misalignment and slippage
- Anti-slip texture and brake lever coating gives higher braking efficiency and reduces fatigue on long rides
- Left hand 2-speed lever
- Weight: 306 g