The M4-L89 is the premier fighting rifle. It houses our combat grade barrel, A5 buffer system, Liberty Fighting Trigger, ambi Liberty Charging Handle, ambi Quick Selector and B5 furniture. Includes magazine.
| FireArm | yes |
| Action | Semi-Auto |
| Safety | Selector Switch |
| Stock Description | B5 Bravo |
| Hand | Ambidextrous |
| Sights | None |
| Stock Finish Group | Black |
| Metal Finish Group | Blued/Black |
| Barrel Length | 16" |
| Twist | 1:7" |
| Barrel Length Range | 16" to 16.99" |
| Capacity | 30+1 |
| Muzzle | A2 Flash Hider |
| Caliber | 223 Rem/5.56 NATO |
| Trigger | Liberty Fighting Trigger |
| Barrel Description | Combat V2 |
