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DMZ CODEX · HAJIN EXCLUSION ZONE UPDATED 17 OCT 2026 DMZ EARLY ACCESS · OCT 20
Codex / FOB stations / Gunsmith Updated 17 Oct 2026
Gunsmith
FOB station

Gunsmith

Purchase weapons unlocked through extracted Weapon Manuals.

Unlocks at
DMZ Level 10

How to use it

  1. 01Exfil with a Weapon Manual to unlock that gun here forever.
  2. 02Up to 5 paid attachment slots; each slot costs more than the last.
  3. 03Cosmetics are free. The gun itself is lost if you fail to exfil.
See it in the FOB station terminal →

Good to know

  • Each first attachment on a weapon adds a "1st Attachment Slot" cost (1,000 shown) on top of the attachment price.
  • Buy New Weapon lists 32 launch weapons: 8 Assault Rifles, 5 SMGs, 2 Shotguns, 3 LMGs, 3 Marksman Rifles, 3 Sniper Rifles, 4 Pistols and 4 Launchers (Launchers take no attachments).
  • The Apex Attachment slot is free once the weapon is leveled to it. Weapon Prestige is also available.

Details

Unlock dmz level
10

Images

Gunsmith cart

Related

Upgrades

Guides that cover this

GuideMW4 DMZ Gunsmith and weapons: prices, unlocks and how builds work

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