Counterweight included, where applicable, to meet ANSI/BIFMA stability requirements. Lock secures both sides of drawer and heavy-duty, three-part, telescoping, steel ball bearing suspension offers smooth drawer operation. Mechanical interlock allows only one drawer to be open at a time to inhibit tipping. Four adjustable leveling glides help compensate for uneven flooring. Drawers include side-to-side hangrails for letter or legal size filing and bright, anodized aluminum recessed drawer pulls, magnetic label holder. HON One Key interchangeable core removable locks. Color: Black Dimensions (overall): 30 inches wide x 19.25 inches deep x 40.875 inches high Level 2 Certified; Meets or exceeds ANSI/BIFMA Standards; SCS Indoor Advantage Certified; SCS Indoor Advantage Gold Certified