Advantages: Price weight length and ability to expand areas of camping Disadvantages Size/space lack of redundancy in case of a flat Carrying capacity (in some cases) I just bought an ...
I prefer dual axles. Perfect sized trailer is 21ft with dual axles. I boondock with a single axle pup and carry 1,000 pounds of gear in my sub. I'd never own a single axle full height 7 or 8 foot wide travel trailer.