Shimano GRX RD-RX810 Rear Derailleur - 11-Speed, Long Cage, Black, With Clutch, For 1x and 2x, 34t Low Sprocket Max Black EA Rear Derailleur

IRDRX810 Shimano Shimano GRX RD-RX810 Rear Derailleur - 11-Speed, Long Cage, Black, With Clutch, For 1x and 2x, 34t Low Sprocket Max Rear Derailleur EA Black Largest Cog 34 Color Black Rear Der/Shifter Compatibility Shimano Road Rear Derailleur Mount Type Shimano Rear Direct Mount Rear Derailleur Mount Type 10x1 Standard Drivetrain Speeds 11 Weight 255 Chain Wrap Capacity (teeth) 40 Cage Length Long