All aluninum construction with treated wood deck. New wiring harness front to back all connections soldered and heat shrinked. All wires have loom on them. Comparable trailers weigh 600 lbs. 3000lb capacity if you put heavy duty tires on it. Have absolutly brand new looking spare 1530 lb capacity, needs a rim. Actual deck size is 95'' wide by 161.75'' long. Needs new springs, shackles and bolts installed, I have them new. Also bearings should be cleaned and repacked. Gouge in deck was from last load had a heavy steel piece hanging down and figured it out to late. Was last used a few months ago. Only selling because ended up with a bigger trailer as I may have to move. Tows awesome, like it's not there.