Garry's mod 10 Counter-Strike: Source Weapons The list of weapons:
M249 Para
AK-47
M4A1
HK MP5
Ingram MAC10
Steyr TMP
Pump Shotgun
Desert Eagle
Five-seveN
Glock 18
Also, these weapons can be issued NPC
This Addon doesn't require Counter-Strike: Source
Unmodified version with less weapons: http://steamcommunity.com/sharedfiles/filedetails/?id=247684400