FN America · Assault-Rifle · In Production · 1997
| Weight (empty) | 3400 g (119.9 oz) |
| Overall Length | 1003 mm (39.49") |
| Barrel Length | 508 mm (20.00") |
| Magazine Capacity | 30 rounds |
| Action Type | Gas Operated Direct Impingement |
| Firing Mechanism | Hammer Fired |
| Muzzle Velocity | 948 m/s (3110 fps) |
| Muzzle Energy | 1798 J (1326 ft·lbf) |
| Effective Range | 600 m (656 yd) |
| Frame Material | Aluminum Alloy |
Primary Caliber: 5.56x45mm NATO
The M16A4 is a selective-fire, gas-operated assault rifle chambered in 5.56x45mm NATO. Adopted by the U.S. military in 1997, it is the fourth generation of the M16 series and served as the primary service rifle for the U.S. Marine Corps from 1997 to 2015. The M16A4 features a detachable carrying handle with integrated rear iron sights and a full-length MIL-STD-1913 Picatinny rail on the flat-top upper receiver for mounting optics and accessories. It utilizes direct impingement gas operation with...
Country of Origin: United States
Designer: Eugene Stoner