Not to compete with Phil's "High-Priced Buy of the Week", this one, I feel, is so outrageously priced that
no one will buy it.
http://corpuschristi.craigslist.org/pho/2564830006.html(note that the seller thinks that the singular form of "lens" is "len"...as in, "one len, two lens".)
EDIT: Whoops! Found an even better/worse one here:
http://www.ebay.com/itm/Rare-Leica-12503-Lens-Hood-50mm-f1-2-Noctilux-Exc-/300589755311?pt=LH_DefaultDomain_0&hash=item45fc8babafY'know what? Under the circumstances, if you're gonna be crazy enough to buy a $5,000 lens, you're prolly gonna be crazy enough to buy a $3200 hood fer it.