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The GRX 820 dual shifter and GRX BR-RX820 hydraulic brakes. The GRX 820 offers smooth and responsive shifting. The ergonomic design of the shifter enhances comfort, and the textured, non-slip brake lever provides better control. Thanks to their low-profile, low-profile mounting, the GRX BR-RX820 hydraulic disc brakes offer increased control. Together, they deliver confidence and performance on all types of terrain.
GRX ST-RX820 12-speed shifters and BR-RX820 flat-mount hydraulic calipers
GRX BL-RX820-L option for a single chainring drivetrain (brake only on the left)
Option GRX BL-RX820-LA for a left-adjustable seatpost
Mechanical derailleur
Hydraulic disc brake
Mineral oil
Range adjustment (10.9 mm)
Hose clamp diameter: 23.8-24.2 mm
L05A resin brake pads with improved wear resistance included
Brake hose kit (included): SM-BH90-JK-SSR
Recommended brake disc (not included): SM-RT/MT800
GRX ST-RX820 / ST-RX820-LA / BL-RX820 / BR-RX820
$640.99
Shipping calculated at checkout.
Details
Features
| Liquid | Mineral oil |
| Brake material | Aluminum |
| Stirrup attachment | Flat fixing |
| Disc diameter | 140 or 160 mm (not included) |
| Lever material | Aluminum |
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