Most imported and locally built gooseneck trailers use a 2 5/16" ball on the deck arrangement and there's even some 3" units in from Aussie. TWL years ago sold 2 1/4" couplings & balls, so there's plenty of variation out there.
Printable View
Well, this will be of interest - was it the tow ball?
https://www.stuff.co.nz/national/123...iding-with-car
What interests me is the media now publishing names of people or businesses involved in incidents.
Sometimes very indirectly.
In this case before any investigation has been carried out.