Originally Posted by home brew
but there would be no triangulation for the axle to stop side to side motion as in the use of four bars or stock/split/hairpin wishbones.
I thought that too but then in looking at picture #2 I wasn't sure whether the bar from the top of the mount on the axle maybe was intended to serve that purpose? I'd assume there'd be a similar one on the other side which would theoretically hold the axle in the same place crosswise. Of course I might be looking at something completely wrong.