Anderson s Mil Spec AR15-A3 stripped upper receiver.
Made of 7075 T6 Aluminum Forging.
Features M4 Feed Ramps
Hard Anodized Black
Can be used for all Calibers on the AR-15 Platform.
.223/5.56, 6.5 Grendel, 300 Blackout, 25-45 Sharps, etc.
This upper is machined to Mil-Spec.
Crafted on highly advanced CNC machines for a nice tight fit on most AR-15 lowers!