U.S. Marines conduct continuous fire support using the M252 81mm Medium Extended Range Mortar on Fire Point 93, U.S. Army Mountain Warfare Center in .
(July 16, 2010): U.S. Marines with Weapons Company, 2nd Battalion, 3rd Marine Regiment, set-up and fire M-252 81mm mortar system on Range 442, .
U.S. Marines with Weapons Company, 3rd battalion, 9th Marine Regiment (3/9), Regimental Combat Team 7 fire M252 81mm mortars from Forward Operating .
The Expeditionary Fire Support System (EFSS) was developed for the U.S. Marine Corps to fill the gap between the 81mm mortar and the 155mm howitzer.
