I have three Zu Bok Power cables in new like condition with original boxes and packaging.
They are 1m in length. These cables sold for $251 each Take all three for $350.
From the manufacturer:
Bok Power Cable
Bok AC mains power cables are designed as a universal needs, balanced high performance mains cable for use on all pro audio and home audio equipment. And though it looks small-ish in diameter, Bok is a very high conductance (#11 gauge high/#11 gauge low, #9 gauge Earth) design.
Bok power cables are fully compliant with all major national and international standards: UL, IEEE, CSA, CE, BSI, JET.