Rig Blueprints
From WoWWiki
- Rig Blueprints
- Quest Item
- Unique
- Item Level 1
Source
This item is found inside Thermaplugg's Safe in Gnomeregan. You must defeat Mekgineer Thermaplugg to get [Thermaplugg's Safe Combination] and unlock the safe (located at the back of the room).
As a quest objective
This item is an objective of 
[35] Rig Wars.
