Double-sided sloped shelves provide easy viewing of spinesFrames and end panels are constructed from 18-gauge steel with 1" square tubing.Includes a total of six 6 3/4"D sloped shelves made from strong 18-gauge steel. Clearance between shelves is 11 1/2".Ball-bearing swivel casters (2 locking) provide easy, quiet mobility. Available in your choice of 4" or 5".Caster assembly required.10-year warranty.Ships via Truck. FOB: ILFinished in long-lasting powder paint available in 8 colors: -01 black, -14 maroon, -48 putty, -104 taupe (metallic), -120 charcoal (metallic), -196 turquoise, -208 topaz, -211 cardinalTo view color choices, simply click on the View Swatches button located above.Overall dimensions:BRV336 (4" casters): 42H x 37W x 18"DBRV336C (5" casters): 43H x 37W x 18"D