Hook: Floor Medium Narrow (Blue Rectangle)The Iokath Chromium Tower decoration fits into a narrow blue medium rectangle floor hook.
Hook: Floor Medium (Blue Square)The Iokath Chromium Tower decoration fits into a blue medium square floor hook.
How to Get an Iokath Chromium Tower Decoration
Cartel Market Decorations
The Iokath Chromium Tower deco is part of the The Distant Worlds, a set of decorations that you can buy directly from the Cartel Market with Cartel Coins. All decorations from the cartel market, including the Iokath Chromium Tower deco, can usually be found on the Galactic Trade Network (GTN) and bought from other players with credits.
If you're looking to get an Iokath Chromium Tower, the easiest way to get it is to head to the Galactic Trade Network (GTN) in SWTOR and buy it with credits from another player. You can also buy the full The Distant Worlds from the cartel market or GTN, which includes this deco and a few others that match.