My impressiono is that Joe Goss sold his business to Marble's. HavW had two of the 03 bolt sleeve sioghts one marked Goss the pther mARBLE-gOSS EXCEpt for markings they were identical cut my nose on the MG and still have it. Tho the NM rifle is long gone i REMEMBERit was on it second startgage barrel those were the days.