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SRAM XX1 Rear Derailleur - 11 Speed Medium Cage Black/Red. Professional grade derailleur built with carbon fiber and aluminum featuring roller clutch pulley cage and cage lock feature for easy wheel installation.Wide-tooth narrow-tooth pulley wheel maximizes chain control by fitting inner and outer chain links perfectly
X-Horizon design maintains constant chain gap across all gears and eliminates ghost shifting
Roller bearing clutch eliminates derailleur bounce and chain slap
Cage Lock feature simplifies wheel removal and chain installation
Must be used with SRAM 1x11 shifter and cassette
Cannot be used with double or triple chainrings
- TECH SPECS
| Largest Cog | 42 |
| Color | Black/Red |
| Rear Der/Shifter Compatibility | SRAM X-Actuation |
| Rear Derailleur Mount Type | 10x1 Standard |
| Drivetrain Speeds | 11 |
| Weight | 220 |
| Chain Wrap Capacity (teeth) | 32 |
| Cage Length | Medium |