Shimano Acera RD-M3020 7/8sp SGS Rear Derailleur

Description

RD-M3020 Acera Rear derailleur for 7/8 speed.

• CAGE LENGTH : SGS/Long
• TOTAL CAPACITY    45T
• MAX FRONT DIFFERENCE    20T
• MOUNT    Direct attachment (conventional)
• NUMBER OF PULLEY TEETH    11T
• MAX LOW SPROCKET    40T
• MIN LOW SPROCKET    30T
• REAR SPEEDS    7/8
• TOP NORMAL SPRING TYPE    Double servo