Need the rest?

Adjustment:
http://www.decristo.com/concrete-mas...-nuts-28.shtml


Don't want to weld up the mount?
http://www.mcmaster.com/ctlg/loadpagerange.asp?pagerange=*1165,1166,1167,1168&d escid=25969&term=Plate+Mount+Casters+(Capacity+170 0+To+3999+Lbs.)