Aero M4E1-T Upper 556 16 Fde
$674.99Aero Precision M4E1 AR15 Complete Upper, 223 Remington/556NATO, 16″ Barrel, 1:7 Twist, ATLAS S-ONE Handguard, Mid Length Gas System, Cerakote Finish, Flat Dark Earth, Does Not Include BCG or Charging Handle APAR700315M7