Foxhole Wiki

Technology that can be used to research new weapons, equipment, and structures.
In-game description

Research Parts can be submitted to the Tech Tree on Static Bases to unlock new Vehicles and Equipment for use. They are obtained by refining Technology Parts at the Refinery.

A player can submit Research Parts by interacting with a Garrison Camp, Garrison Base, Town Hall or Fort using E and selecting "View Tech Tree" in the actions, then clicking on the technology they wish to contribute to: LMB will put in one Research Part, while RMB will put in all the Research Parts in the player's inventory.