-Buffer Tube Milling File (meant to shave down the top of the AR-10 Buffer tube so which the charging take care of can obvious on some higher/lower combinations) Sure, They are generating a political statement with technological know-how, but save your cash and buy a router and a jig, a https://dallasxriqz.shotblogs.com/not-known-details-about-ghost-gunner-46885328