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Call of Duty Wiki
The subject of this article appears in Call of Duty: Black Ops Cold War The subject of this article appeared in Zombies mode
"Nitride lined barrel. Button rifled to improve bullet speed."
Bullfrog Gunsmith description

The Liberator barrel is an attachment type available for Warsaw Pact related Assault Rifles and Submachine Guns in Call of Duty: Black Ops Cold War. It increases muzzle velocity of shots while reducing the aiming movement speed. The NATO equivalent is the Ranger Barrel.

Effects

Assault Rifle

Weapon Length Unlock Level Stats
AK-47 20" + 100% Bullet Velocity
- 20% Aim Walking Movement Speed
FARA 83 19.5" Weapon Level 30 + 100% Bullet Velocity
- 20% Aim Walking Movement Speed

Submachine Gun

Weapon Length Unlock Level Stats
AK-74u 10.3" + 100% Bullet Velocity
- 25% Aim Walking Movement Speed
Bullfrog 8.1" + 100% Bullet Velocity
- 25% Aim Walking Movement Speed