Elbow Grease Senior Airman Matthew Meyer cleans and lubricates an M2 .50 caliber machine gun on an HH-60 Pave Hawk during a pre-flight check at Bagram Air Field, Afghanistan, Dec. 26, 2015. Helicopter maintainers and weapons technicians ensure Bagram’s combat search and rescue helicopters are ready to fly at a moment’s notice. (U.S. Air Force photo by Tech. Sgt. Robert Cloys) #airman #airforce #airmanmagazine #aviation #pilot #aerial #jet #jets #plane #planes #usairforce #fly #usmilitary #militarytraining #pilot #aerial #airmen #airpower #airnationalguard #afghanistan #technician #rescue #helicopter #mechanic #bagram #combat #pavehawk