ATI AR15 Milsport Stripped Lower Receiver, Multi-Caliber is rated 5.0 out of 5 by 1.
Rated 5 out of 5 by frontier collector from reinforced poly AR lowerIf you are a metal-head do not read further. However, if you want to experiment a little, this is the lower for you! The lower is reinforced at certain stress points and makes this strong where needed. The price point is such that there is not much to risk.