Frame: Central frame for trailer, Brake: Hydraulic brake, Pairs of stanchions: 4 pairs of stanchions, crane control: cross lever control, number of axes: tandem, Hitch-type coupling, Hydraulic drawbar ...
A towing requirements brochure from the Oregon Department of Transportation (ODOT) refers to the component in question as a draw bar, ball mount or hitch bar. It locks into a slot on the receiver ...