Shimano GRX RX812 Hydraulic Sub Brake Lever
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The Shimano GRX BL-RX812 in-line brake lever delivers greater rider control for mixed-terrain riding thanks to Shimano's category-leading hydraulic disc brakes. The hydraulic disc sub brake lever offers reliable and accessible braking in more positions and allows for quick access while riding upright on the tops of the handlebar.
- Quickly brake when riding upright
- More confident and accessible braking from multiple positions
- Less fatigue on long tours