Derailer - Rear - Shimano, Acera M3020
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Shimano rear derailleur Acera M3020
Very unassuming and cheap sleeper rear derailer by Shimano but don't let that fool you. You can officially use it with a cassette that has a cog as big as 40t! Like this cassette here. None of the other cheapy Shimano rear derailleurs can officially go as low.
CAGE LENGTH - SGS/Long
TOTAL CAPACITY - 45T
MAX FRONT DIFFERENCE - 20T
MOUNT - Direct attachment (conventional)
NUMBER OF PULLEY TEETH - 11T
SERIES - Acera
GENERATION - M3000
MAX LOW SPROCKET - 40T (wow, neat!!!)
MIN LOW SPROCKET - 30T
REAR SPEEDS - 7/8
TOP NORMAL SPRING TYPE - Double servo
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