i just e-mailed their sales department... the site looks rather sketchy and lots of the hyperlinks don't work so i'm not necessarily expecting a reply. but hey, it can't hurt to try.
According to a Oct-2008 KLOV thread here is the info that was posted...
"Thanks for your interest in our product(s).
The BL19C90T goes for $195/ea. The shipping quote is $39.
We accept all major credit cards. Feel free to give us a call at +1.770.912.5853 when placing an order.
Regards,
BILLABS SALES"