... user manualkeysize,2000*1000*500other quality control requirement,no welding,painting defectappearance,packaging film coveringwhole trailer logo,scutcheonattached ... user manualkeysize,2000*1000*500other quality control requirements,no welding,painting defectSKD packageappearance,painted components covered by packaging filmcomponents ... but durable. 30 ton farm trailer, flatbed trailer,tractor trailer