Next item up in the Black Market is an Amulet of AC:
Amulet of AC 47 86 45.3%
Please vote in this thread for the next item you would like to spawn after the AoAC. I'll help out OBBQ and place my vote on the Mithril Shield as well.
Current votes for the next item after the Amulet of AC are:
Mithril Shield - 2 Votes
Morgul Hammer - 1 1/3 Votes
Alatar's Gloves - 1 1/3 Votes
Amulet of Might - 1 Vote
Please note: 1 vote in the BMVG thread = 3 current votes in Black Market