[Mister Pig]

This is PS Audio's flagship power cord, meant for high performance amps, power conditioners, and other demanding AC applications.
PCOCC single crystal construction 8 gauge power cable Quad shielded low noise Hollow tube conductors for treble performance Rectangular conductors for midrange performance Multiple gauge conductors for bass performance Gold plated connectors Welded connector to conductor

MSRP $750
Sell for $160 plus shipping costs

This review from 6 Moons tells you all you need to know.

http://www.6moons.com/audioreviews/psaudio8/1.html

Condition is excellent, with minimal markings on the socket blades. Does not come with factory box.