Ken Van Dyk, left, and John Baker, both aircraft ordnance system mechanics assigned to the 531st Commodities Maintenance Squadron, prepare a 20 mm gun for test firing at Hill Air Force Base, Utah, May 25, 2016. The gun shop also overhauls and test fires 30 mm guns for all branches of the military. ( Air Force photo by R. Nial Bradshaw)

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Size: 4928px × 3280px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: -10, 20, 30, 531, afb, air, army, cmmxs, fire, firing, force, gatling, gun, hill, marines, mm, navy, oo-alc, overhaul, range, test