| Artist | : | Colt 6940-series Monolithic/Modular Upper Receiver Reinforcement Plate Explanation |
| Title | : | The Colt AR-15 Resource |
| Duration | : | 365 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |
| Artist | : | Colt 6940-series Monolithic/Modular Upper Receiver Reinforcement Plate Explanation |
| Title | : | The Colt AR-15 Resource |
| Duration | : | 365 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |