> For the complete documentation index, see [llms.txt](https://wiki.tribals.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://wiki.tribals.io/tribals.io-wiki/items/resources/spring.md).
# Spring
In firearms, the mainspring is a spring in the firing mechanism which stores the energy required to ignite the primer of the cartridge.
Required to craft most advanced Weapons! Can be obtained in Barrels or at the [Pirate](/tribals.io-wiki/special-events/pirate-event.md)[ Event](/tribals.io-wiki/special-events/pirate-event.md)!
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Stackable up to 30 pieces!
Pistol
Musket
Shotgun