Looking for a good used 6' x 10' or 6' x 12', single axle enclosed cargo trailer with side door (Preferably with camper trailer type side door latch but not a deal killer) and rear barn doors or a single swinging door. (No ramp). Also with a 3,500 lb. 4" drop axle with leaf springs, two inch ball. Preferably over 6' in interior height. 14" or 15" tires and wheels. (Preferably 15") No or only sl...