OK, decided to to install a star link mini on the jeep. Since I don't have a back seat this spot made a lot of sense and hides it well with the top off.
There is a hole in the cage above it I dropped the t bolt through. It took a bit of effort to get to drop in the bottom hole. A small hose the threads fits into from the bottom would have made it easier.
Here is the part list. I fished the T bolt into the hole in the cage