The Armory Dynamics 9MM Assembled Upper Receiver with 4.5 inch Barrel and 5.5 Inch KeyMod Hand Guard and XL Linear Comp.
Note: This is without the charging handle and 9mm BCG.
- Armory Dynamics Forged Upper Receiver 7075-T6
- 3/4 Door with Gas Deflector
- 4.5 Inch 9MM Barrel 1/10 Twist Salt Bath Nitrite
- Muzzle Thread 1/2-28
- XL Linear Compensator
- Function Tested