SHIMANO Acera M3020-SGS Rear Derailleur - 7/8-Speed - Long Cage - Black
- CAGE LENGTH - SGS/Long
- TOTAL CAPACITY - 45T
- MAX FRONT DIFFERENCE - 20T
- CABLE ADJUSTER - X
- COLOR - SERIES COLOR
- MOUNT - Direct attachment (conventional)
- NUMBER OF PULLY TEETH - 11T
- SERIES - Acera
- GENERATION - M3000
- MAX LOW SPROCKET - 40T
- MIN LOW SPROCKET - 30T
- REAR SPEEDS - 7/8
- TOP NORMAL SPRING TYPE - Double servo