you get it as so as you get to level 4
Yes. The M16A2 and M16A4 have the same delta ring and handguard cap, therefore the railed handguard from an M16A4 should fit on the A2.
Yes, the M16A4 assault rifle is a real thing. it is in active service with the United States armed forces.
cod4 for sure
google and look for cod4 1.7 updater
m16a4
of course it is
There's no revolver in CoD4. I presume you ask this because you've played WaW & have unlocked the Magnum. CoD4's version of the Magnum is a Desert Eagle.
I don't think so. All I can find is how to get a second aimer on cod4 wii.
No.
It was invented by the usmc in 2000 to be a replacement for the m16a2
5.56mm. Same as the M16A4.
For single player, COD6 is longer but is the same in fun as COD4. However, multilayer in COD6 kicks COD4's butt. So if you are asking which should I buy? Get COD6