MicroSHIFT M21 Rear Derailleur – 6/7-Speed, Super Short Cage, Compact Black Design

Description

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

• Color: Black
• Largest Cog: 32
• Rear Derailleur Mount Type: 10×1 Standard
• Chain Wrap Capacity (teeth): 21
• Cage Length: Short
• Rear Der/Shifter Compatibility: Shimano Mountain , Shimano Road
• Drivetrain Speeds: 6 , 7
• Weight: 241

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