-Buffer Tube Milling File (intended to shave down the very best of an AR-10 Buffer tube so that the charging cope with can clear on some higher/reduce combos) After milling the non-receiver block within the Ghost Gunner 3, your new AR-00 receiver is combined with a decreased-lower and buffer tower https://johnathanwbbay.blogsidea.com/39298254/ghost-gunner-3-an-overview