The Automatic, Systematic, Hydromatic M3 “Grease Gun”

By |2015-01-15T15:14:57-05:00October 9th, 2013|

The M3 Grease Gun. Photo courtesy of the NRA National Firearms Museum. </p> <!-- AddThis Advanced Settings above via filter on the_content --><!-- AddThis Advanced Settings below via filter on the_content --><!-- AddThis Advanced Settings generic via filter on the_content --><!-- AddThis Share Buttons above via filter on the_content --><!-- AddThis Share Buttons below via filter on the_content --><div class=