eBay

Item is shown as is and everything goes together as it should it has most of its original parts I think its missing a side cover and a harddrive bracket. I can not find any of these sold previously it looks like they are quite rare now and im willing to negotiate.

Pulled from Newegg Listing:

Antec has revolutionized computer cases with the uniquely designed Skeleton. The framework-only Skeleton lets you see all your components, showing off your skills at system building. You can directly install or change the computer components without interference from bulky panels.

The open air case allows unprecedented airflow. A front 92mm fan and a top three speed 250mm fan with multicolor LED customization let the Skeleton stay cool in the hottest conditions. Front-mounted ports give you easy access to an eSATA port, two USB 2.0 connectors, one IEEE 1394 connector, and audio jacks.

You'll have all the room you need to build your dream system in this case, with bays for two external 5.25" drives and two internal 3.5" drives. Plus, you can add 4 more 3.5" drives with the optional side panel mounted drive trays. There's space for a standard ATX motherboard, and eight expansion slots support multiple graphic card solutions, including NVIDIA 3-way SLI. This wonderful case has everything you need to build your white hot gaming system!

OPEN AIR CASEThe Antec Skeleton features a truly revolutionary design – open air, providing ultra convenient installation and unprecedented airflow to your high-end gaming computer.
GREAT EXPANDABILITYFeaturing two 5.25" external drive bays, two 3.5" internal drive bays and four 3.5¨ side panel mounted drive bays (optional), the Antec Skeleton provides great expandability.
EFFICIENT VENTILATIONThe Antec Skeleton features a huge 250mm TriCool 3-speed multi color customizable LED Fan on the top and a 92mm HD cooling fan in the front for efficient ventilation and effective system cooling.
CONVENIENT FRONT I/O PANELThe convenient front I/O panel enables easy access to two USB 2.0 ports, one IEEE 1394 port, one eSATA port and two audio ports.