Star Wars: KotOR II Equipment Database: Item Details
  Armorweave Underlay Mark II
Template: u_a_unde_09
Tag: u_a_unde_09
Type: Armor Upgrade (Underlay)
Value: 1000
Special Properties
Upgrade Item, Armor
Damage Immunity: 10% 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.
• Onderon (Merchant Quarter) - Purchased from Gegorran