Universal Prefab MK-4

Universal Prefab MK-4 is a prefabricated currency item that can be exchanged to Fabricator Droids for a variety of decorations.

Source
Universal Prefab MK-4 can be obtained from a. They can also be crafted by any crew skill with a skill of 500 and the following materials:
 * x1
 * x1
 * x1
 * x1