-Buffer Tube Milling File (meant to shave down the very best of an AR-ten Buffer tube so that the charging tackle can clear on some upper/lessen combos) The GG3 provides a lot of aluminum chips and you do not want stray chips ending up behind the spindle. In fact, to https://martinjqquz.fare-blog.com/32995090/ghost-gunner-no-further-a-mystery