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 32-36T low sprocket Compatible with 9-speed Hyperglide sprockets
