Weapon Pack 5 will be the last pack so...
this are the weapons that will be included:

AK-47

HK UMP

HK MP5

GERMAN STICK GRENADE

M4A1

AA-12 REMAKE

BENELLI SHOTGUN (WITH ATTACHMENTS)

KRISS SUPER V (WITH ATTACHMENTS)

M76 GRENADE LAUNCHER

BONUS:
New Textures for:

Grenade Launcher(CLEANER TEXTURES)

G36(CAMO AND NEW CLEANER TEXTURE)

AK-47(PLASTIC GRIPS AND NEW METAL TEXTURE ALSO WITH EOTECH)

COLT 1911(CLEANER TEXTURE)

FN P90(CLEANER TEXTURES) AND MUCH MORE...

So yeah the pack will be done in a month or more but it will be worth it.