Shimano GRX ST-RX810 Shifter/Brake Lever BR-RX810 Hydraulic Disc Brake Caliper - Right/Rear 11-Speed Flat Mount Caliper
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GRX ST-RX810 Shifter/Hydraulic Brake LeverGravel inspired Dual Control shift/brake lever and bracket ergonomics Anti-slip brake lever Same light shifting operation as top tier systems Tooled reach adjust allows for lever to be adjusted to fit multiple hand sizes and riding preferences
| Brake Lever Actuation | Hydraulic |
| Rotor Included | No |
| Brake Caliper Mount | Flat Mount |
| Brake Lever Use | Right |
| Rear Der/Shifter Compatibility | Shimano Road |
| Drivetrain Speeds | 11 |
| Front Der/Shifter Compatibility | Shimano Road |
| Shifter/Derailleur Compatibility | Shimano |
| Color | Black |
| Hydraulic Fluid Type | Mineral Oil |
| Pad Compound | Resin |
| Hydraulic Hose Length | 1700 |
| Adjustable Reach | Yes |
| Adjustable Contact Point | No |
| Weight | 284 |
| Defined Color | Black |
Shipping Policy
Components:
All component items (wheels, drivetrains, suspension, brakes, etc.) ship within 1–4 business days of purchase.
Bicycles:
Complete bikes typically ship within 2–3 weeks due to build, tuning, and inspection times. You will receive tracking information as soon as your order is ready to ship.
Riding Gear & Apparel:
Riding gear and apparel orders (helmets, jerseys, gloves, etc.) ship within 1–3 business days.
Returns & Exchanges:
If you received the wrong size or wish to exchange an item, it must be returned in original condition—unused, uninstalled, and with all packaging intact.
For full details, please see our Refund Policy before initiating a return.