When I was looking at trailers, I looked at Manning, Vanguard, Extreme, and Myco.
My opinion, they are a step above your usual I-beam trailer.
I think they are all good trailers, but I ended up buying a new Myco.
I think DanB on this board has a 10 year old painted Myco for sale. He emailed me some picks, and it's in pretty good shape. Painted Myco for a 35' Cig