Have you seen plans for these out there? I think the guy how did them did an AMAZING job, they look beautiful...
They aren't exactally Poker machine conversions from what I can tell, and its different than the mini-Pac....
Those are usually referred to as BarTop or TableTop Arcade Cabinets. Those seem to be made from scratch (custom made) from the seller. He/She most likely applied all graphics/overlays manually. I do not believe those are original cabinets.
Take a look further up at Menace's Minicade Plans. You can use his plans as a basis, and customize the control panel to your liking.
You can take a look at Menace's Minicade
here.Here is a free set of
MiniCab Plans.IMHO, a bartop cabinet is better off being used for a less cluttered CP setup (ie. 1- 4 way joystick, 2-3 buttons - strictly for playing classic games) than an overcrowded 2-Player Streetfighter (fighter) setup, where both players will be cramped together on the narrow CP with very little elbow room. But if you don't mind that, well go for it!
If your creative enough, you can create swappable panels for it like
THIS.