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

GRX RD-RX400 Rear DerailleurProduct Details: A Shadow RD+ chain stabilizer prevents chain slapping and drops Compatible only with 10-speed ST-RX400, ST-4700, ST4720, ST-4725, ST-RS405 and SL-4700 shift levers Stabilizer can be turned on/off to match terrain The gravel-tuned clutch tension helps to provide smooth and reliable mixed surface shifting Specifications: Cage Length: Long Chain Wrap Capacity (teeth): 41 Color: Black Drivetrain Speeds: 10 Largest Cog: 36 Rear Der/Shifter Compatibility: Shimano Road Rear Derailleur Mount Type: 10x1 Standard Rear Derailleur Mount Type: Shimano Rear Direct Mount Weight: 303 UPC: 192790448893 MPN: IRDRX400