User blog comment:Callofduty4/Black Ops II Multiplayer Reveal released!/@comment-69.133.204.146-20120808071455/@comment-4716684-20120808081649

1sk= sniper (psg1 L96 etc.)

2sk= semi-auto assault rifle (battle rifle) (FN FAL, M14, G3 etc.)

1bk= comparabe to M16/Type95 etc

Same as in older CoD's, so nothing realy overpowered