hitch

Well as it is getting to be spring and staying light longer and longer, its time to start planning the spring backcountry cabin trips. Has anyone found a good somewhat reasonably $$ tow hitch solution for the PRO. I am needing to tow a skimmer with some gas/ food in it. Only need to travel...

Has anyone done this? Does anyone have plans/schematics for this? Interested in fabricating one of these for my 30'X7'enclosed haulmark to reduce sway. The trailer pulls easy, just trying to improve handling and reduce sway. I have seen pictures of this on the internet and a few diagrams but...