Walmart is offering this Rolling Computer Desk, in glass and silver-colored metal that holds your monitor, keyboard, printer and CPU, and includes easy-glide casters so you can move from one area of the room to the other.

Compare that to Amazon's price of $124.88.

Rolling Computer Desk, Glass and Silver-Colored Metal:
10-mm safety-tempered frosted glass desktop holds computer monitor
Keyboard tray has built-in safety stop
Steel frame has a lead-free, silver-colored, powder-coated finish that prevents scratches
Keyboard panel, printer shelf and CPU shelf made of MDF with a PVC laminate that protects against moisture
Perforated back panel adds to the modern and stylish design
Rolling casters allow for easier movement to other areas of the room
Assembles easily with mini-sized screwdriver and wrench, included
Model: RTA-3788