First try @ posting pics Can provide more detail if needed. 2 pieces of 3" X 5" by 3/8" angle iron. 1/2" steel plate,2" X 24" receiver tube and a couple of 2" angle iron braces.
http://i839.photobucket.com/albums/zz312/kabong57/combinehitch003.jpg
http://i839.photobucket.com/albums/zz312/kabong57/combinehitch002.jpg
http://i839.photobucket.com/albums/zz312/kabong57/combinehitch001.jpg
HTH
http://i839.photobucket.com/albums/zz312/kabong57/combinehitch003.jpg
http://i839.photobucket.com/albums/zz312/kabong57/combinehitch002.jpg
http://i839.photobucket.com/albums/zz312/kabong57/combinehitch001.jpg
HTH