Shimano GRX RD-RX400 Rear Derailleur - 10-Speed, Long Cage, Black, With Clutch Black EA Rear Derailleur

IRDRX400 Shimano Shimano GRX RD-RX400 Rear Derailleur - 10-Speed, Long Cage, Black, With Clutch Rear Derailleur EA Black Largest Cog 36 Color Black Rear Der/Shifter Compatibility Shimano Road Rear Derailleur Mount Type Shimano Rear Direct Mount Rear Derailleur Mount Type 10x1 Standard Drivetrain Speeds 10 Weight 303 Chain Wrap Capacity (teeth) 41 Cage Length Long