SHIMANO ACERA RD-M3020 SGS 8 speed - rear derailleur

SHIMANO RD-M3020 ACERA rear derailleur

Manufacturer code: ERDM30208SGSL

7-8 speed, long cage, max 40T, capacity 45T

The Double Servo construction of the Shimano Acera RD-M3020 rear derailleur for mechanical 7- and 8-speed shifting systems provides smooth yet precise shifting performance with every gear change. In doing so, it not only covers a wide range of applications, but also allows you to ride challenging terrain with a minimum of interruptions.

Version with long derailleur cage (SGS).