Shimano GRX RD-RX810 Rear Derailleur - 11-Speed, Long Cage, Black, With Clutch, For 2x

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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.

  • Adjustable Shimano RD+ chain stablizer prevents chain slapping and drops
  • Gravel-tuned clutch tension provides smooth and reliable mixed surface shifting
  • Compatible with Shimano road Dual Control Levers
  • Compatible with Shimano LinkGlide and HG 11-speed chains
  • Toggle clutch on/off to match the terrain
  • For 1x and 2x drivetrains
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