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.
| FireArm | yes |
| Barrel Description | Button Rifled |
| Action | Semi-Auto |
| Hand | Ambidextrous |
| Stock Finish Group | Black |
| Metal Finish Group | Blued/Black |
| Caliber | 5.56mm |
| Twist | 1:7" |
| Barrel Length Range | 13" to 13.99" |
| Capacity | 30+1 |
| Muzzle | NOX Flash Hider |
| Barrel Length | 13.70" |
| Trigger | Liberty Fighting Trigger |
