level 4. Private First Class.
Its automatically unlocked. Its a preset LMG and is customizable at level 4 when you unlock custom classes.
no. for prestiging you only unlock new titles/emblems extra custom classes and a new symbol.
get to level 48 and you unlock the ACR
Level 4
when you are level 4 you unlock the intervention and 50 cal.
Level 48
Level 22.
Level 70, which is the level cap.
no but u can put them on ur guns for custom classes
to unlock the stinger missle in mw2 you must be level 30 or sergent major II
level 4
lvl 34