With an integrated chain stabilizer Shimano GRX RD-RX822 12-speed rear derailleurs feature an intergrated chain stablizer that delivers quieter shifting and more secure chain management in rough terrain. The chain tensioner has an ON/OFF switch for easy wheel removal.
| Largest Cog | 51 |
| Rear Der/Shifter Compatibility | Shimano Road |
| Rear Derailleur Mount Type | 10x1 Standard |
| Drivetrain Speeds | 12 |
| Weight | 288 |
| Chain Wrap Capacity (teeth) | 41 |
| Cage Length | Long |
| Max Cog Size | 51T |
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$19.99 | $24.99
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$19.99 | $24.99
Product title
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$19.99 | $24.99
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