Description
The Shimano Acera RD-M3020 rear derailleur features Double Servo technology to provide smooth, precise shifting and helps you ride challenging terrain with fewer interruptions.
- Double Servo mechanism enables the rear derailleur to move in an optimum path
- Versatile performance and wide compatibility
- SGS Long cage
- Color: Black
- Rear Derailleur Mount Type: 10×1 Standard
- Chain Wrap Capacity (teeth): 45
- Cage Length: Long
- Rear Der/Shifter Compatibility: Shimano Mountain
- Drivetrain Speeds: 8 , 7
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