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Oct 27 · 42.22 pre-release: ladders and crowbar break-insOct 23 · First-person mods are not officially supportedOct 21 · The Indie Stone on Java mods: download responsiblySep 28 · Build 42.21 Stable: zombie duplication fixesAug 26 · Security fixes on every branchAug 17 · Servers now handle up to 254 playersJul 29 · Build 42 goes Stable

Ammunition Box

Ammunition Box is a bag item in Project Zomboid. Wearing it changes run speed to 0.99. Build 42.21 data, November 2026.

01Item

Ammunition Box at a glance

Ammunition Box icon

Bag Bags & storage

Wearing it changes run speed to 0.99. It holds 6 with 50% weight reduction. It weighs 1.

Weight1
Capacity6
Weight reduction50
Run speed0.99
02Item

What it is and how to use it

Capacity is how much a container holds. Weight reduction is how much lighter the contents feel while you wear or carry it, so a bag with high weight reduction lets you carry more before you are overloaded.

More: Bags and backpacks.

03Item

Item ID and variants

Use the item ID in sandbox loot settings, admin tools and mods.

Item IDGame category
Base.Bag_AmmoBoxBag
Base.Bag_AmmoBox_308Bag
Base.Bag_AmmoBox_38Bag
Base.Bag_AmmoBox_44Bag
Base.Bag_AmmoBox_45Bag
Base.Bag_AmmoBox_9mmBag
Base.Bag_AmmoBox_HuntingBag
Base.Bag_AmmoBox_MixedBag
Base.Bag_AmmoBox_ShotgunShellsBag

9 versions share the name Ammunition Box, usually different colours, sizes or states.

04Item

Where it spawns: the loot tables

Ammunition Box is on 12 loot tables in the game files. Share is how much of a table's total weight this item takes, before your sandbox loot settings. Each container rolls its table several times, so a bigger share and more rolls both mean you see it more often.

Loot tableWhere that table is usedShareRolls
Army Surplus Ammo BoxesArmy Surplus Store (shelves, military crate)86%4
Police Storage AmmunitionSpecial spawn (vehicles, events or zombies)9.4%4
SWAT Storage AmmunitionPolice SWAT room (shelves)7.1%4
Army Storage AmmunitionAny building (locker); Army storage (shelves, military crate)4.7%4
Army Storage GunsAny building (locker); Army storage (shelves, military crate, locker)3.8%4
Pawn Shop Guns SpecialPawn shop office (locker)3.2%4
Firearm Weapons MidSurvivor safehouse (mid game) (box, cupboard, crate, …)2.7%3
Garage FirearmsGarage storage (locker)2.5%4

It is on 4 more tables with smaller shares.

Inside bags and cases: Bulky Ammo Container and more.

Town by town: loot locations.

06Item

Quick answers

How much does the Ammunition Box weigh in Project Zomboid?

It weighs 1 in Build 42.

What is the item ID for Ammunition Box?

Base.Bag_AmmoBox, Base.Bag_AmmoBox_308, Base.Bag_AmmoBox_38, Base.Bag_AmmoBox_44 (variants share the name).

How much can the Ammunition Box hold?

Capacity 6, weight reduction 50%.

Stats and item IDs from the Build 42 game data as listed on pzfans.com. Item art is from Project Zomboid.