- Available in silver or black
- Acera mountain bike rear derailleur featuring advanced technology for a wide gear choice
- Megapulley system uses oversize 15-tooth tension pulley and 13-tooth guide pulley to reduce noise and wear
- SmartCage short pulley cage offers larger gearing capacity that accommodates MegaRange super-low gear and gives good ground clearance
- Extension spring and low-friction fluorine-coated link pivot bushings result in a light shifting action
- IG and HG chain, 7- and 8-speed compatible
- Drivetrain & Gear Parts
- Shimano Acera - 7/8 Speed Sgs Rear Mech
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