AR-15 - 5,56x45 "AR-15" (duh)

AW-UG - 5,56x45 "Steyr AUG"

FCM - 7,62x51 "FN FAL"

MAR-63 - 5,56x45 "ArmaLite AR-18"

XAR - 7,62x39 "FN SCAR"

AK - 5,45x39 "AK-74M"

AK M23 - 5,45x39 "AK-12"

SK "Shadow" - 9x39 "AS VAL"

CMP .380 - 9x19 Parabellum "MAC-11"

F9 "Gepard" - 9x19 Parabellum "Steyr TMP"

PDW-7 - 4,6x30 "H&K MP7A1 PDW"

PV-9 - 9x19 Parabellum "H&K MP5"

AK PP - 9x19 Parabellum "PP-19-01 Vityaz (Витязь)"

PS 7.62 - 7,62x39 "PKM"

SPAW-12 - 12/70 "Franchi SPAS-12"

Thunder 500 - 12/70 "Mossberg 500"

Wingmaster 12G - 12/76 "Winchester 1200 Defender"

Molot - 12/70 "Vepr-12"

AW "Sniper" - .300 Winchester Magnum "AWM"

X108 "Grifon" - (Unknown but i think it's 7,62x39 "T108")

Deagle - .50 AE "Magnum Research Desert Eagle"

MRD57 - 5,7x28 "FN Five-seveN"

PM92 - 9x19 Parabellum "Beretta 92FS"

RZ 12.7 - 12.7x55 "RSH-12"

FRAG grenade - M26 grenade

Bowie knife - Mick strider "Bowie knife"

Flashbang grenade - M84 grenade


Now for the really smart ones
I know the descriptions have the official names of the weapons. But who cares?

I just always wanted to be a detective :D