Duty rack 1.Material:Rolled roll steel, 2.Factory direct price, 3.L1200*W400*H2000*4layers Duty rack Upright: Upright(angle iron),wholely riveted,height is ... .0mm Beam Specification50*30*1.0mm Uprights featureMaterial:galvanzied steel roll, bended by rolling mill,wholly shaping.Functions:with standard width ...