edsal heavy duty garage shelf steel metal storage 5 level adjustable shelves unit 72" h x 48" w x 24" deep (pack of 2) edsal store and organize your items with this steel shelving unit. this black steel shelving unit features a z beam construction for added strength and rigidity, so that these shelves will be able to handle lots of weight. the five selves are made of particle board and are specifically designed to support heavy loads. these shelves can also be adjusted every 1.5" so you can assemble and adjust the 5-shelf edsal heavy duty shelving to fit your every need. this shelving storage unit can hold up to 4000 lbs as long as the weight is distributed evenly over the entire unit. this unit is ideal for storing tools and other heavy equipment in the garage, tool shed or even your greenhouse. dimensions 72" h x 48" width x 24" depth