I never did send in mine since I didn't have any problems.. I think the one screw might be stripping, if not stripped, too so don't really want to put it back in. Have my ACR apart right now while looking it over.
"No free man shall ever be debarred the use of arms. The strongest reason for the people to retain the right to keep and bear arms is, as a last resort, to protect themselves against tyranny in government." -- Thomas Jefferson
9mm + 5.56mm =
.45ACP + 7.62 NATO =
10mm + 6.8 SPC =
Et Verbum caro factum est et habitavit in nobis; Jn 1:14