I have a 3 rail trailer for sale. It was made a little larger to accommodate a 4 wheeler and camping gear. Custom built in Utah, now in north Texas (north of Dallas). Tows straight. Here is a link to the Craigs List post I have as well. If interested, you can reply here or to the Craigs List add.
http://dallas.craigslist.org/ndf/mcy/2522105958.html Asking $1500 OBO
Thanks for looking.