Star Wars: KotOR II Equipment Database: Item Details
  Armorweave Underlay Mark IV
Template: u_a_unde_21
Tag: u_a_unde_21
Type: Armor Upgrade (Underlay)
Value: 13750
Special Properties
Upgrade Item, Armor
Damage Immunity: 20% vs. Energy
Immunity: Attribute Damage
Underlay can have a variety of effects on the armor to which it is applied. The modifications require a workbench with adequate tools and armor of high quality marked as upgradeable.
• This item is either very common or randomly placed throughout the game.