At Escapa, we offer a wide selection of Shimano components for your MTB. The Shimano Acera SGS RD-M3020 7/8-speed rear derailleur with Dual Servo technology helps you ride over rough terrain with fewer interruptions.
Features:
Dual Servo construction for smooth and precise shifting
Versatile performance and broad compatibility
Max. small sprocket: 40T
Total capacity: 45T
Upper pinion | Min: 11D
Pulley | Teeth: 11D
Lower sprocket | Min: 30T
Rear speeds: 7/8-speed
Pulley housing: SGS
Upper sprocket | Max: 12D
Max. front gear ratio: 20D
Rear speeds: 8/7
Compatible chain: HG 8/7/6-speed Veloce
