trailer mover

I have this cat 1 trailer mover and now have a cat 2 quick hitch on my 5055 with the adjustable top hook. I had a thought of just buying a cat 2 drawbar that will fit in the quick hitch (I measured), remove the cat 1 pins from the mover, then just bolting the drawbar to the bottom of the mover...

I was looking around for a simple trailer mover to speed up moving trailers around for mowing. The ones on TSC seemed to be about $200 and up at other vendors. Since I'm not hauling 5th wheels, goosenecks or anything substantial, I decided to make one. I was going back and forth between...