Machine Gun Mount Army Spc. Nicolas Benitez-Romero, left, and Spc. Paul Quinichett mount an M2 .50-caliber machine gun to an M109A6 Paladin howitzer at Fort Irwin, Calif., July 1, 2019. SHARE: Download: Full Size (1.48 MB) Tags: Army Credit: Army Sgt. 1st Class Robert Jordan VIRIN: 190701-Z-OU450-0218Y.JPG Photo Gallery