Here is a link from Az Hog on mounting a Hi-Lift Jack on a SMA Tire Carrier, it will work for H1 & H2.
the web site is
www.azhog.com
Look under Hummer Technical Information, and then look for Hi-Lift Jack Mounting for SMA Tire Carrier for H1 & H2.
I did the mount on my H2 and the cost for parts was right at $20.00