Shimano GRX RD-RX822-GS Rear Derailleur - 12-Speed, Direct Mount, Medium Cage, Shadow Plus Design, 45t Max Low

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.

Specifications:

• Largest Cog: 45
• Rear Der/Shifter Compatibility: Shimano Road
• Rear Derailleur Mount Type: Shimano Rear Direct Mount
• Rear Derailleur Mount Type: 10x1 Standard
• Drivetrain Speeds: 12
• Weight: 290
• Chain Wrap Capacity (teeth): 35
• Cage Length: Medium