2d Assault Amphibian Battalion
The new ACV. This is the P transport variant. About a half of the ACVs will carry either a stabilized dual-mount M2/Mark 19 grenade launcher turret in a support role or a 30mm Mk44 Bushmaster II (XM813) chain gun in a fighting role “Toby Cook, a contractor with 2nd Assault Amphibian Battalion, 2nd Marine Division, opens the top hatch to help navigate the Amphibious Combat Vehicle (ACV) while ascending from the water during a training event at Marine Corps Base Camp Lejeune, North Carolina, April 18, 2024. The ACV, the Marine Corps’ replacement for the assault amphibious vehicle, was tested on MCB Camp Lejeune to evaluate its functionality and effectiveness in amphibious operations. (U.S. Marine Corps photo by Lance Cpl. Leo Amaro)