Its not about miles, its all about condition. How a trailer has been stored can make all the difference. At the price you mentioned, trailer will need to be sparkling on the outside, near perfect.
While the molded FG trailer market is red hot, the fifth wheel market is not quite as strong (but still pretty good). Fewer people looking for a fifth wheel, more looking for a pull behind trailer. +10 Go to the fiberglass RV 4 Sale website, and click on sold
trailers. You will only see asking price (no actual sold
prices), but given the market, I would assume most have sold
for very close to asking price.