On Ebay, no reserves, but there are reasonable minimums.
http://search.ebay.com/_W0QQsassZlcouplin
search for lcouplin and see what is selling.
Eq 15" supernova would really rather have pick up in So Calif if possible.
I have two dahlquist LP-1 xovers, two 15" earthquake subs, only one Sunfire
sub.
best wishes