M16A4 — specifications, caliber, stats, review, photos | WeaponAtlas
The M16A4 is an American 5.56×45mm NATO service rifle introduced in the late 1990s. It is a 20-inch-barrel M16 variant with a flat-top Picatinny upper receiver and detachable STANAG box magazines.
| Manufacturer | Colt's Manufacturing Company |
|---|---|
| Year introduced | 1997 |
| Caliber | 5.56×45mm NATO |
| Weight (unloaded) | 3.300 kg |
| Length | 991 mm |
| Barrel length | 401 mm |
| Magazine capacity | 30 rounds |
| Rate of fire | 800 rpm |
| Muzzle velocity | 820 m/s |
| Effective range | 400 m |