microSHIFT R9 9-Speed Rear Derailleur - Medium Cage

Color: Black
Size: Medium Cage
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Designed for bikes with double cranksets, this medium-cage microSHIFT R9 9-speed rear derailleur keeps weight low and performance high with a design that marries form and function.

  • Features

    • Designed for use with a double crankset (2 x 9-speed system)
    • Derailleur capacity is 39 teeth; maximum cog size of 34 teeth
    • Aluminum bracket body and outer link save weight
    • Steel pulley cage provides extra chain-rub durability
    • Compatible with most Shimano 9-speed road systems; not compatible with Shimano Tiagra 4700 road system


    View all microSHIFT Rear Derailleurs
  • Technical Specs

    Best Use

    Road Cycling

    Derailleur Type


    Cage Length

    Medium Cage

    Max Rear Cog Size





    291 grams

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