Upper Receivers

Aero Precision's AR15 upper receivers including the very popular Aero M4E1 uppers are some of the best! We carry a variety of Aero Precision uppers including the M4E1, Standard, Enhanced, Assembled, Stripped and both with forward assist and without (Slick Side). Using one of these quality uppers for your next build is a smart choice.
Should you need a lower receiver or an item we don't carry, we recommend going directly to the great folks at Aero Precision.