Shimano XT RD-M8120-SGS Rear Derailleur - 12-Speed Long Cage Black For 2x. Deore XT RD-M8100 Rear DerailleurOffers fast and shockless shifting thanks to HYPERGLIDE technology The low-profile design includes a bumper added to the derailleur pulley cage Shimano Shadow RD technology reduces chain slap and creates a quieter drivetrain Includes large 13t pulley Drivetrain is silent in all gear positions with decreased rear derailleur and chain tension in low gear
- TECH SPECS
| Largest Cog | 45 |
| Color | Black |
| Rear Der/Shifter Compatibility | Shimano Mountain |
| Rear Derailleur Mount Type | 10x1 Standard |
| Drivetrain Speeds | 12 |
| Weight | 284 |
| Chain Wrap Capacity (teeth) | 45 |
| Cage Length | Long |
