Originally Posted by Nightshade

The main reason for more than one axle on any trailer is to increase the load capacity of the
trailer. That said, one axle is all any sane person would ever want due to steering changes
as well as a load to heavy to carry,but mostly steering changes. Every watch a tandem turn?
Then you know the rear axle drags a lot and resisit turning at all. Don't want that on a bike!