User blog comment:Crazy sam10/Call of Duty: Ghosts Teaser Trailer released/@comment-8228104-20130503141235/@comment-356904-20130506082923

Like I said, the in-game model is for an assault rifle HK416 rather than the IAR; it has an M4-type fourteen inch barrel rather than the sixteen inch heavy barrel of the IAR and no bayonet lug, for one.