Using stock HJ springs. I have 4 bars leftover from when I was going to do a 4 bar on the 57 wagon.
http://www.picturetrail.com/gallery/view?username=henrys57wagon&x=14&y=6
it does say mock up I presume you will be welding up some second hangars
Harry, I guess now I will have to clean up under there!!!!
Carl, you don't think it will be solid as is? Now I got more work to do.