... Unit Widely application.There are various specifications, models, can suitable for any space Add on units come with 4 shelves, 2 posts with ... to the source of the fire. Available shelves: ( wire gap: 20mm; Wire diameter: 6 ... .0/4.5/3.0mm) 14"x24" 18"x24" 21"x24 ... wire shelving, warehouse rack, warehouse shelf, storage shelf, storage rack, wire rack, wire shelf, wire shelving ...