Description
Magpul PMAG M3 is a .300 AAC Blackout rifle magazine built for AR-Platform rifles. It holds 30 rounds and uses PMAG internal geometry designed for 300 Blackout projectiles. The exterior has a distinct rib design and a smoother upper-half texture to provide a visible and tactile difference, helping reduce cross-loading mistakes.
Key features
- Designed for .300 AAC Blackout rifles and cartridges
- 30-round capacity
- Distinct rib design and smoother upper-half texture to help mitigate cross-loading
| Capacity | 30 rounds |
|---|---|
| Caliber | .300 AAC Blackout |
| Fits | AR-Platform rifles |
| Color | Black |
| Material | Polymer |





