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 total capacity with heavy duty tires, tires on it are good for 510 kg each. Have brand new looking spare tire, no rim for it. Actual deck size is 95'' wide by 161.75'' long. Have new heavier springs, Shackle and bolt kit and bushings 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. Tows awesome, like it's not there.