Rear Derailleur 7/8 Speed SHIMANO Acera RD-M3020

Double Servo rear derailleur with smooth, precise shifting performance and 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

Max. low sprocket: 40T

Total capacity: 45T

PRODUCT SPECIFICATIONS

MODEL NORD-M3020-8SERIESACERA M3020 SeriesColorBlackRear speeds8/7

Compatible chainHG 8/7/6-speedTop-Normal spring type|Double servo✔Mount|Direct attachment (Conventional)✔Cable adjuster✔Max. front difference20TTotal capacity45TLow sprocket|Max.40TLow sprocket|Min.30TTop sprocket|Max.12TTop sprocket|Min.11TFluoric coated link bushings1Pulley|Teeth11TPulley|Sunken type pulley bolt✔