Great value Altus rear derailleur offering crisp performance on- and off-road for 9-speed drivetrains.
- Wide link design increases rigidity and service life
- 11-tooth pulleys for reduced pulley wear and chain noise
- Advanced light action design with low friction fluorine coated link pivot bushings
- Top-normal swing design
- Total capacity 45T
- Compatible with 9-speed Hyperglide sprockets