microSHIFT M21 Rear Derailleur - 6,7 Speed (Short Cage)
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
Shipping
Flexible shipping options available for your order.
Returns & warranty
Use this text to share information about your product.