Features welded construction for added strength and durability, backed by a seven year guarantee to never need replacing. For vertical storage with capacities ranging from 5 to 60 charts, accommodating standard and Big Beam binders in top and side open. Standard Omnicart For Binders w/2 3/4″ Spine, Holds 10 Ring Binders Per Shelf, Chart Rack, 4 Shelves, 3 Organizers, 30 Capacity.