 
Fully automatic, close range.
Unlocked at level 4.
 
Click on the images above for a better view of the weapon.
 The Red Dot Sight replaces the weapon's iron sight. The RDS has a much better view and a bright laser dot in the center that allows for a quick aim.
The Red Dot Sight replaces the weapon's iron sight. The RDS has a much better view and a bright laser dot in the center that allows for a quick aim.
 Makes the weapon more silent and reduces recoil. This attachment lowers the weapons range and damage over distance.
Makes the weapon more silent and reduces recoil. This attachment lowers the weapons range and damage over distance. Full Metal Jacket bullets. Increases bullet penetration, thus allowing you to shoot through higher density cover.
Full Metal Jacket bullets. Increases bullet penetration, thus allowing you to shoot through higher density cover. Allows you to wield two weapons at once, one in each hand. You can't aim down on the iron sights, which reduces your accuracy.
Allows you to wield two weapons at once, one in each hand. You can't aim down on the iron sights, which reduces your accuracy. The Holographic Sight is a little more accurate than the Red Dot Sight and the reticle is a bit different:
The Holographic Sight is a little more accurate than the Red Dot Sight and the reticle is a bit different: 
 Increases the capacity of your weapons magazine, but it doesn't give you any extra ammunition.
Increases the capacity of your weapons magazine, but it doesn't give you any extra ammunition.