SHIMANO ACERA RD-M3020 7/8-SPEED REAR DERAILLEUR discount_processed Key-Safe Program

Key-Safe Program

front extension 185mm

Walk Assist is especially helpful when eMountain biking in challenging terrain

Accessories: Bell

Steel hardware

SHIMANO ACERA RD-M3020 7/8-SPEED REAR DERAILLEUR discount_processed Key-Safe ProgramThe 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 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