microSHIFT M21 Long-Cage 6/7-Speed Rear Derailleur

Size: Long Cage
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Boasting the same kinematics as more expensive derailleurs, the 6/7-speed microSHIFT M21 long-cage rear derailleur delivers responsive performance in an attainable package.

  • Features

    • Robust composite and steel construction improves durability and shifting response
    • Compatible with 6- and 7-speed mountain systems
    • Attaches via standard derailleur mount
    • Derailleur capacity is 43 teeth


    View all microSHIFT Rear Derailleurs
  • Technical Specs

    Best Use

    Mountain Biking

    Derailleur Type


    Cage Length

    Long Cage

    Max Rear Cog Size





    206 grams

  • Reviews
    2 reviews with an average rating of 4.0 out of 5 stars

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