Microshift RD-M21 6/7 Speed Rear MTB Derailleur

Microshift RD-M21 6/7 Speed Rear MTB Derailleur

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Product Description

microSHIFT RD-M21 6-7 Speed Rear Derailleur

Our line of mountain and trekking derailleurs starts with M21, but that doesn't mean it's entry level. Using the same kinematics as our more expensive derailleurs and innovative construction technics, M21 delivers responsive performance in an attainable package.

Key Features:

  • Robust attachment body improves durability and shifting response
  • Replaceable pulleys and adjustment hardware


  • Colour: Black
  • Size: Long Cage, Super Short Cage
  • Option: Direct Attachment, Reverse Bracket
  • Speed: 6-7 Speed

Occasionally, without notice, manufacturers change product design and/or specifications.