Aero Precision AR-15 Complete Upper 5.56 Carbine Length, 16" Barrel - $288.99 Craft the build out of your dreams with the Aero Precision AR15 Complete Upper Receiver. These AR15 Upper Receivers from the innovators at Aero Precision feature a 5.56 barrel that is chambered for precision shooting. With

Aero Precision AR-15 Complete Upper Receiver, 5.56, Carbine Length, 16 inch Barrel w/Pinned FSB, Magpul MOE SL Handguard, A2 Flash Hider, Anodized Black - $265.89 Craft the build out of your dreams with the Aero Precision AR15 Complete Upper Receiver. These AR15 Upper Receivers from the innovators