... . 3. HIGH QUALITY Specifications:ITEM NO: YZLA8002Material: Aluminum + PPClosed size: 165x470x1620mmOpen size: 865x470x1530mmStep: 4 stepsMax ... : 150kgWe're Manufacture, exporting HAND TRUCK and LADDER to ALDI, Wal-mart, Auchan, Komeri... Approved ... ensure the quality. Each step can be loaded for 200kg.4. assembling:5. finish products:6. Packing ... term partnership with you!!!! aluminum pp step ladder