SHIMANO REAR DERAILLEUR, RD-M3020-8, ACERA, SGS 7/8-SPEED, DIRECT ATTACHMENT, BLACK,IND.PACK

The Shimano ACERA RD-M3020 7/8-speed rear derailleur provides smooth and precise shifting performance and a wide-range capability. The SHIMANO ACERA M3020-8 rear derailleur with Double Servo technology helps you ride challenging terrain with fewer interruptions.

FEATURES – SHIMANO ACERA RD-M3020-8

• Double Servo construction for smooth and precise shifting
• Versatile performance and wide compatibility
• Quick assembly
• Allen key type inner cable fixing bolt
• Max. large sprocket: 40T
• Total capacity: 45T