Ikea equipment rack
If the below makes you wet yourself just a little...
Apparently, the spacing between the legs of an Ikea "Lack" table are the same as for electronic "rack" gear.
That's pretty clever.
More here: https://wiki.eth0.nl/index.php/LackRack
Addendum: no way! There's one on wheels! US$50. That's a **very** good price for a wheeled rack unit...