Shimano GRX Di2 RD-RX810 Rear Derailleur (Black) (1 x 11 Speed) (Long Cage) (42T Max) (Clutch) (Electronic)

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Price: $319.99

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The Shimano GRX Di2 FD-RX810 rear derailleur features an integrated chain stabilizer to keep the shifting smooth and precise over a variety of terrain.

Features:

  • SEIS (Shimano Electronic Intelligent System)
  • Adjustable chain stabilizer prevents chain slapping and drops
  • Switch stabilizer ON/OFF to match the terrain
  • Gravel-tuned clutch tension

Specifications:

Weight: 318g
Capacity: 31T
Max Low: 42T
Speed: 1x11