there's a few auctions going on after ufc 82:
Heath Herring Autographed Gloves is up to 550 bucks with 1 day and 20 hours left
Yushin Okami Autographed Gloves is $365
Heath Herring Autographed Hat is $205
and
Heath Herring Autographed Oiler Jacket is $105
not that much, then i took a look at some previous auctions they had...
Forrest Griffin Shorts went for $ 2,775.00
Anderson Silva Autographed Shorts went for $ 3,500.00
and
Anderson Silva Autographed Gloves went for $ 7,150.00