microSHIFT M21 6/7 Spd Rear Derailleur


Product ID: GM092621-60

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keyboard_arrow_right Description

microSHIFT M21 6/7 Spd Rear Derailleur


M21 rear derailleurs are designed to work with 6- and 7-speed Shimano road and mountain shifters. Enjoy the wide variety of bikes you can get going again with M21 rear derailleurs.

  • Robust composite and steel construction
  • Compatible with Shimano 6- and 7-speed mountain and road systems
  • Long cage for double or triple 32T setup


  • Model Name: M21 Rear Derailleur
  • Rear Derailleur Mount Type: 10x1 Standard
  • Rear Der/Shifter Compatibility: Shimano Mountain
  • Cage Length: Long
  • Drivetrain Speeds: 6
  • Drivetrain Speeds: 7
  • Weight: 206
  • Color: Black
  • Chain Wrap Capacity (teeth): 43
  • Largest Cog: 32

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