The JCZ-390 Muzzle Device is a weapon attachment featured in Call of Duty: Modern Warfare 3 (2023), Modern Warfare 2 (2022), and Call of Duty: Warzone.

It is one of the Muzzle attachments available in MW3 and MW2.

The JCZ-390 Muzzle Device is a Universal Attachment, which means it can be used across all Weapons in the game.

  • Pros Melee Damage
  • Cons Hip Walking Speed
JCZ-390 Muzzle Device
This muzzle device increases melee damage at the expense of some mobility.

JCZ-390 Muzzle Device Info

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  • How to Unlock the JCZ-390 Muzzle Device in MW3, MW2, and Warzone:

    Here's how to unlock the JCZ-390 Muzzle Device attachments in COD Modern Warfare 3, Modern Warfare 2, and COD Warzone 2: Get the M13B to Level 15.

    Weapon Blueprints That Equip JCZ-390 Muzzle Device:

    Here you can find the list of Weapon Blueprints that include the JCZ-390 Muzzle Device attachment in COD Modern Warfare 3, COD Modern Warfare 2, and COD Warzone:

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