GRENADE LAUNCHER Army Pfc. Kristian Manuel fires an M320 grenade launcher module on Joint Base Elmendorf-Richardson, Alaska, Oct. 28, 2014. Manuel is assigned to the 25th Infantry Division's Company D, 6th Brigade Engineer Battalion, 4th Infantry Brigade Combat Team. SHARE IMAGE: Download Image: Full Size (0.07 MB) Photo By: VIRIN: 819139-K-RPE81-848.jpg Photo Gallery