Shimano GRX RD-RX812 Rear Derailleur – 11-Speed, Long Cage, Black, With Clutch, For 1x, 42t Low Sprocket Max

The Shimano GRX 11-speed rear derailleur has an integrated chain stabilizer mechanism, that provides a quieter experience, shifting security and precision on mixed terrain. For rides on smooth surfaces, the derailleur features an ON/OFF switch for the chain tensioner. The Shimano Shadow RD+ adjustable chain stabilizer provides silent and uninterrupted rear shifting on rough terrain.

Product Details:

• Adjustable Shimano RD+ chain stablizer prevents chain slapping and drops
• Compatible with Shimano LinkGlide and HG 11-speed chains
• Compatible with Shimano road Dual Control Levers
• Gravel-tuned clutch tension provides smooth and reliable mixed surface shifting

Specifications:

• Cage Length: Long
• Chain Wrap Capacity (teeth): 31
• Color: Black
• Drivetrain Speeds: 11
• Largest Cog: 42
• Rear Der/Shifter Compatibility: Shimano Road
• Rear Derailleur Mount Type: 10×1 Standard
• Rear Derailleur Mount Type: Shimano Rear Direct Mount
• Weight: 267
• UPC: 192790448886
• MPN: IRDRX812