This 20" 5.56 AR 15 Complete upper has the old school A2 look with modern features. These AR 15 Uppers come with a 20" 5.56 NATO heavy barrel with 1:9 twist and mounted A2 front sight post. The receiver features forward assist and a carry handle with adjustable rear sight.
- 20" 5.56 NATO Heavy Barrel
- Black Nitride Treated
- Rifle Length Gas
- A2 Front Sight Post
- Carry Handle W/Rear Sight
- 5.56NATO/.223REM Black Nitride Bolt Carrier Group
- Mil-Spec Andodized Charging Handle