5.56 NATO

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

Overview
The 5.56 NATO is the most common and used rifle cartridge in the game. It is usually used by assault rifles, semi-automatic sniper rifles and light machine guns. This cartridge does moderate damage and has high penetration power, thus it has lower recoil when compared to 7.62 NATO. It is moderately expensive, which costs $60 per 30 rounds in game.

Weapons
5.56mm is used by:

Assault Rifle= Sub Machine Gun= Sniper Rifle= Machine Gun=

CSO2
Assault rifle= Sub Machine Gun= Sniper rifle= Machine gun=

Trivia

 * ​The higher the caliber number, the stronger the penetration power of the bullet, thus dealing higher damage.
 * The side effect of a high caliber bullet is high recoil, making it inaccurate in continuous fire.
 * In game, 5.56 NATO used by rifles and machine guns are different.