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The SHIMANO ACERA M3020-8 rear derailleur with Double Servo technology helps you ride challenging terrain with fewer interruptions.
Product Specifications
Pulley Cage
SGS
Type
Direct attachment
Package Type
Individual package
Cable adjuster
X
Max. front difference
20T
Pulley_Teeth
11T
Rear speeds
8/7
Pulley cage
SGS
Low sprocket_Min.
30T
Low sprocket_Max.
40T
Top sprocket_Min.
11T
Top sprocket_Max.
12T