Organize books with optional black, plastic dividers that clip easily onto shelfConstructed of 18-gauge steel frames and 20-gauge steel end panels with 1" square tubing. Handles are radius for comfort. Powder paint provides long-lasting finish.Includes 3 single-sided tiers of 20-gauge steel sloped shelves. Shelf depth is 10 3/8"; clearance between shelves is 13 1/8".Features 4" twin swivel casters with soft treads for quiet operation.Caster assembly required.5-year warrantyShips via Truck. FOB: TXOptional black, plastic dividers (part number SM21105) available and sold separately in packages of 3.Available in 10 colors: -01 black, -17 purple, -18 red, -25 yellow, -30 sand, -53 burgundy, -55 navy, -134 dark green, -176 platinum, -241 champagneTo view finish choices, simply click on View Swatches located above.Overall dimensions:SM21092: 43H x 36W x 14"DSM21105: 6H x 2W x 10"D