Manufacturer: Model: Country: Calibre Fire modes: Rate of fire Range
Naval Surface Warfare Center Crane Devision Mark 14 Mod 0 Enhanced Battle Rifle United States 7.62x51mm NATO Semi- / Full automatic 700-750 rounds/min Effective: 800+ m
Ingame
Game modes
The M21 EBR is actually the Mark 14 Modular 0 Enhanced Battle Rifle (EBR) and does not exist in real life. It has been named the M21 EBR in the MW2 multiplayer to add it to the sniper category since the M14 EBR is an assault rifle.
Weapons 
Campaign
Multiplayer