The Sons of Liberty Gun Works M4-89 Complete Upper comes in a sleek black color, designed for 223 Remington/556NATO. This quality product offers a 10.5" Combat Barrel, 9.5 M89 M-LOK Handguard, and an A2 Flash Hider, ensuring long-lasting durability and accurate shooting. Please note, a BCG or Charging Handle is not included.
Specs
| Model No. | SOLGWM489UPPER-105-556 |
| Model | M4 |
| Manufacturer | Sons of Liberty Gun Works |
| Color | Black |
| Caliber | 223 Remington |
| Barrel Length | 10.5 |
