Product Details
Enhanced control with better modulation and quicker initial braking point
The GRX BR-R820 disc brake caliper brings a new level of control to gravel cycling with enhanced modulation and a quicker initial braking point. And despite its smaller construction, the system is quieter and easier to maintain.
Features
10% wider pad clearance decreases brake noise
Maintenance-friendly bleeding process
Technical Specifications
MODEL NO: BR-RX820
SERIES: GRX 12-speed
Colour: Series colour
Average weight: 146 (Front) 136 (Rear)
Brake type: Hydraulic disc brake
Brake hose (kit): SM-BH90-JK-SSR
Hose joint: Straight
Brake hose colour (kit): Black
ICE TECHNOLOGIES pad compatible caliper: Yes
Pad: L05A-RF Resin (w/ fin)
Recommended brake lever: ST-RX820 ST-RX820-LA BL-RX820-L
Recommended disc brake rotor: RT-CL800
Oil: SHIMANO mineral
ONE WAY BLEEDING:
Mount type: Flat mount
Piston: 2
Caliper fixing screw|Tool size: 4 mm
Pad mount: Pad axle
What Sets Alchemy Apart
The best pre-owned bikes
When you buy a pre-owned bike from Alchemy Cycle Trader, you’re getting more than just a great deal. Every bike is roadworthy certified, comes with a 3-month warranty, and includes your first service free - so you can ride away with complete confidence.
Buy with confidence
In-house Active Thermography Carbon Fibre Testing for extra peace of mind on pre-owned bikes.
Learn more about our carbon testing.
Expert Servicing & Ongoing Support
Our professional workshop team is here to keep your bike running at its best long after you’ve taken it home. From routine servicing to performance tuning, our qualified mechanics ensure your ride stays smooth, safe, and ready for every adventure. Whether it’s your first free service or future maintenance, you can count on Alchemy Cycle Trader for trusted support and expert care. Learn more about our workshop services.