Dell Alienware Area 51 ALX Barebone chassis.
Here is what it has: Includes a NEW Power Supply, NEW Motherboard, NEW Case, NEW Case Fan and NEW Harness.
Here is what it does not have: Does not include an Optical Drive, Heatsink, Processors, Hard Drives, Video Cards, Memory, Manuals, Etc.!
In addition to this, you also need Windows 7.