Aero Precision AR15 Complete Upper, 20″ 5.56 NATO Rifle Barrel w/ Pinned FSB & A2 Handguard – Anodized Black
This AR15 Complete Upper is the same upper receiver used in our AERO M16A4 Special Edition Complete Rifle and features a 20″ 5.56 Barrel w/ Pinned FSB, A2 Handguard and A2 Detachable Carry Handle.
* Does not include Bolt Carrier Group or Charging Handle.
Upper Features:
- Upper: Standard M4 Upper Receiver
- Barrel: 20″ 5.56 NATO, Rifle Length, 1/7 Twist, 4150 Chrome Moly Vanadium, QPQ Finish
- Sights: A2 Detachable Carry Handle and A2 Front Sight Block w/ Bayonet Lug
- Handguard: A2 Style Handguard, Rifle Length
- Gas System: Rifle Length
- Muzzle Device: Standard A2 Flash Hider
Product Information
| Manufacturer | Aero Precision |
|---|---|
| Platform | AR15 |
| Color | Black |
| Finish | Anodized |
| Handguard | 12" A2 |
| Caliber | 5.56 NATO |
| Length | 20" |
| Gas System | Rifle |
| Twist Rate | 1:7 |
| Barrel Finish | QPQ Nitride |
| Muzzle Thread | 1/2×28 |
| Series | AR15, Mil-Spec |
| Material | 4150 Chrome Moly Vanadium, 6061-T6 Aluminum |
| Compatibility | Standard AR15 components |
| Made in USA | Yes |

