5.56 NATO

5.56×45mm NATO or simply 5.56mm is a rifle cartridge in Counter-Strike Online.

Weapon
5.56mm is used by:

Original

 * IMI Galil
 * FA MAS
 * Colt M4A1
 * Steyr AUG
 * SG 552 Commando
 * SG 550 Sniper
 * FN Minimi

New

 * Daewoo K1A
 * FN SCAR
 * XM8