Shimano Deore RD-M5100-SGS Rear Derailleur - 11-Speed Long Cage Black. The Shimano RD-M5100 Rear Derailleur provides efficient and smooth shifting for Deore M5100 11-speed drivetrains.
Features the Shadow RD+ chain stabilizer system to minimize chain slap
Compatible with a 51T maximum cog size for 11-speed systems
| Rear Derailleur Mount Type | 10x1 Standard |
| Rear Der/Shifter Compatibility | Shimano DynaSys11 |
| Cage Length | Long |
| Drivetrain Speeds | 11 |
| Color | Black |
| Largest Cog | 51 |
