Star Wars: KotOR II Equipment Database: Item Details
  Biorestorative Underlay Mark I
Template: u_a_unde_02
Tag: u_a_unde_02
Type: Armor Upgrade (Underlay)
Value: 55
Special Properties
Upgrade Item, Armor and Robes
Regeneration: +1
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 (Iziz Spaceport) - Purchased from Margar