... 2.Bearing capacity is strong, function widely 3.Able to fold, easy storage Commodity name: Aluminiu, multi-functional ladderType:4 ... section*4 steps 4*2 4*3 multi-functional ladder with platformStructure:Combination ladderMaterial:Aluminium 6063Thickness of Aluminium: 1. ... coefficient,Bearing capacity is strong, function widely,Able to fold, easy storage Item GD-402AGD-403AGD-404AGD-405AUnfold size( ...