At first Posted By tony_k: Not industrial guns, since Colt had a coverage of not selling MGs to personal get-togethers. By legislation they may not, as they never paid any federal excise tax on their MGs. That saved them all around ten% per gun. (FET is paid from the maker https://coltcombatunitrailgun4567777.celticwiki.com/1077061/the_2_minute_rule_for_colt_combat_unit_rail_gun_45