MicroShift M21 Rear Derailleur 6/7 Speed Short Cage
Rear Derailleur · 1 rear derailleur · 0 shops · no prices right now
Not currently stocked by any retailer we track.
Every M21 Rear Derailleur 6/7 Speed Short Cage
| Speeds | Total capacity | Max cog | Best price | At | Shops |
|---|---|---|---|---|---|
| 6, 7 | 37T | 28-30T | — | — |