The unitized frame has four metal tubular uprights welded to the standard top and bottom frame. This frame provides great rigidity and resists "wracking" that may occur when moving the unit across uneven surfaces. Exterior panels and interior components are 3/4" thick. Shelves over 32"W are 1" thick. Steel roller bearing glides on all drawers. Hinges are 2-1/4" fixed pin, five knuckle hospital tips. Edges are protected with 3mm PVC. Laminate surfaces have a high density scratch resistant finish. All units are equipped with 5" casters with a 300 lb. load rating. The front casters have wheel and swivel locks. All units with doors/drawers are available with or without locks, which may be keyed separately with master key or keyed alike. • Hat Shelf • 13 double coat hooks • lower adjustable shelf