Plan: Protective lining BoS underarmor is an underarmor mod plan in Fallout 76.
Location[]
- Guaranteed quest reward from Defiance Has Fallen independent of which underarmor mod plans the player character has learned.
Vendors[]
Not available at any in-game vendors.
Unlocks[]
The plan unlocks crafting of the protective lining mod for the Brotherhood underarmor at an armor workbench.