The M16 is an assault rifle that is a .223 caliber / 5.56 mm.
like any weapon it is only as accurate as its shooter,
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It can be very accurate.
5.56mm by 45mm long. This is similar to, but not the same as .223
ww1 french mle m16 was 8mmx50mm lebel.
5.56,hope i helped,by the way my favourite rifle is the m16a2
No You could build a rifle in .306" or any other caliber but you are likely referring to 30.06. A 30.06 rifle is referred to as "30 Caliber" but to be accurate it is nominally .308"
1000m
At that time m16's had just come out and almost everyone had that.(caliber: .223 or 5.56 NATO)
Noop. an M16 fires a 5.56mm (or .223 caliber) bullet. A .45 caliber shoots a bullet that is ~11.43mm.
.223
The M4A1 carbine is chambered for the 5.56x45mm NATOcartridge, the same as the assault rifle it was derived from, the M16. It is also capable of firing the .223 Remington sporting cartridge.
5.56x45.223 or 5.56
the m16 uses 5.56 caliber ammo
You would have to define what accurate means to you- but in general, Ruger makes good, accurate firearms.