I finally found one.  It wasn't cheap.  It is for the Dell 5130.  The rod is not the correct size, but the pad on the rod is.  Here is the link.

http://www.iteminconline.com/c608t_c608t-dell-5130-cleaning-wand-with-pad.htm?source=froogle&gclid=CLTVvNGx38oCFZKCfgod5qEJXA