microSHIFT M21 Rear Derailleur - 67 Speed Short Cage Black

$12.99
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microSHIFT M21 Rear Derailleur - 67 Speed Short Cage Black. 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
    • TECH SPECS
    Cage Length Short
    Chain Wrap Capacity (teeth) 39
    Color Black
    Drivetrain Speeds 6
    Drivetrain Speeds 7
    Largest Cog 34
    Rear Der/Shifter Compatibility Shimano Mountain
    Rear Derailleur Mount Type 10x1 Standard
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