The Outcast wrote:
Great info. I seen all these, just was thinking it would be parallel with tongue and centered on tongue.
That I don’t see any of. Might have to go with one of to side, I will keep looking, thanks all!
If you want to go simple and cheap like me, take a proper length of 2"x12" board, center it lengthwise on the tongue. Then use two or three U-bolts around the tongue and through the board and torque it down. I didn't even bother to apply for a patent.