Battlefield 3 Unique Co-op Weapons Guide (Xbox 360, PS3, PC)

You can unlock Battlefield 3’s unique co-op weapons for multiplayer use by playing co-op missions to earn points.

By collecting all of these unique co-op weapons you will earn yourself either the Lock ‘n’ Load Achievement worth 30 Gamerscore or the Silver Trophy.

You can check your progress at anytime by going to “My Soldier” then “Co-op Stats & Progression” at the Start Menu.

Index of Battlefield 3 Guides:

MP412 REX
Available when you reach 63,000 points.

This sidearm weapon is available for all kits.

KH2002
Available when you reach 126,000 points.

This primary weapon is only available for the assault class.

MP7
Available when you reach 189,000 points.

This primary weapon is available for all kits.

M39 EMR
Available when you reach 252,000 points.

This primary weapon is only available for the recon class.

93R
Available when you reach 315,000 points.

This sidearm weapon is available for all kits.

SG553
Available when you reach 378,000 points.

This primary weapon is only available for the engineer class.

G3A3
Available when you reach 441,000 points.

This primary weapon is only available for the assault class.