The M4-series Carbine achieves over 80% commonality with the M16A2 Rifle and replaces all M3 .45 caliber submachine guns, and selected M9 pistols and M16 rifles. The Army is pursuing a two-phase ...

M4 carbine. U.S. Army Sig's family of MXC firearms — which includes the M7 — are also partly derived from the AR-15/M16, but ...

the M4 carbine and M249 Squad Automatic Weapon, among the close combat forces. Both are chambered in the legacy 5.56 mm cartridge. The Army is leading the project, while the Marine Corps and ...

It works with the M4 Carbine, the M249 machine gun ... has increased penetration of armor and hard targets, but allows the Army to be more environmentally friendly on its ranges and training ...