The Aero Precision M4E1 AR15 Complete Upper is designed for 223 Remington/556NATO caliber, featuring a 16-inch barrel with a 1:7 twist. It comes with an ATLAS S-ONE handguard and a mid-length gas system, all in an anodized black finish, providing a slim yet sturdy profile for your lightweight build. Please note, the BCG and Charging Handle are not included.
Specs
| Model No. | APAR700305M7 |
| Model | M4E1 |
| Manufacturer | Aero Precision |
| Color | Black |
| Caliber | 223 Remington |
| Barrel Length | 16 |
| Type of Barrel | 1:7 |
