The SHIMANO ACERA M3020-8 rear derailleur with Double Servo technology helps you ride challenging terrain with fewer interruptions.
-
Double Servo construction for smooth and precise shifting
- Versatile performance and wide compatibility
- Max. low sprocket: 40T
- Total capacity: 45T
Shimano Rd-M3020-8 Rear Derailleur Acera 7/8-Speed Black Not for 11-28T
$42.89
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The SHIMANO ACERA M3020-8 rear derailleur with Double Servo technology helps you ride challenging terrain with fewer interruptions.
-
Double Servo construction for smooth and precise shifting
- Versatile performance and wide compatibility
- Max. low sprocket: 40T
- Total capacity: 45T