These heavy-duty steel filing cabinets keep important documents neatly integrated while using minimal space! Drawers open and close easily with triple-tied full extension cradle suspension. Four vertical steel channels give extra stability. High drawer sides eliminate the need for any hang rails. Durable baked-on enamel over phosphatizing primer rustproofing treatment. Constructed with welded corners for strength, rigidity and durability. Meets ANSI/BIFMA and ISTA standards.