Microshift M21 Rear Derailleur
$14.99
Details
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
Part Numbers
| Option | UPC | MPN | Store SKU |
|---|---|---|---|
| Short Cage / Black / 6 – 7-speed | 04710495436388 | RD-M21SS | |
| Long Cage / Black / 6 – 7-speed | 04710495436340 | RD-M21L | MIC71600064E |