angle steel domestic storage rack shelf multi-layer floor kitchen storage shelf sub-balcony warehouse supermarket display shelf

two layers high 60cm three-layer height 70cm four-layer height 150cm

length * width 60*30 length * width 60*40 length * width 70*30 length * width 70*40 length * width 80*30 length * width 80*40 length * width 90*30 length * width 90*40 length * width 100*30 length * width 100*40 length * width 100*50 length * width 120*30 length * width 120*40 length * width 120*50 length * width 150*30 length * width 150*40 length * width 150*50