I just built my own using a shimano hub and old rim I had laying around served me well for a few months until I went fixed and is now just laying around waiting for me to do something with it. I put it up on the trade thread but didnt get any responses.
__________________
Road: Quattro Assi Scandium w/ SRAM Rival and Rolf Echelon's
Mountain: 2005 Specialized Enduro Comp
2003 Gary Fisher Tassajara