22K views · 1.7K reactions | How familiar are you with the MK19? In the video below, Army Reserve CSM Andrew Lombardo demonstrates how to maintain and operate the MK19 Grenade Machine Gun. #ThisIsMySquad | U.S. Army Reserve | Facebook

The PKP Pecheneg is Russia’s formidable general-purpose machine gun, designed to deliver sustained, accurate fire under the harshest battlefield conditions. Built as a modernized variant of the PKM, the Pecheneg features a distinctive forced-air cooling system that eliminates the need for barrel changes, allowing it to fire over extended periods without overheating. | Military Mechanics