The generous 5"-deep book box combined with the contoured front edge of R9-Series Open Front Desks provide functionality and design for the student. R9-Series Open Front Desks are available in an adjustable height of 22" - 31" with an 18" x 24" Work Surface. Work surface choices include laminate with clear edge, black painted edge, or black Permatuff edge, or solid plastic work surface. Book box is die formed from one-piece of steel with curled edges and integrated pencil tray. Book box exterior dimensions are 22.75"W x 16.25"D x 5"H and interior dimensions are 20.5"W x 16"D x 5"H. Upper frame is constructed of tubular steel with built in book box. Upper frame is available in powder coat finish; completed after welding for improved aesthetics. Lower frame (inserts) is made of tubular steel in nickel chrome and receive Phillips locking adjustment bolts in 1" increments. Leveling capability of ⅛" to adjust for uneven floors. Custom options of R9-Series Open Front Desks include a variety of paint finishes, work surface colors, and glides. Not available in Chrome finish.