Extra strong, extra quiet and built to lastConstructed from enduring oak hardwood that keeps noise to a whisper. Three-tier book truck is equipped with shelves that are tenon-joined, glued and screwed into end panels for exceptional stability. Bottom shelf is 1 1/2" thick, for double the strength.Features solid oak end panels with smooth, rounded corners for safety. Includes heavy-duty 5" plate casters anchored with wood screws. Choose from 2 rigid 2 swivel (part number 23) or 4 swivel (part number 23S)Ships assembled.Optional rubber bumpers (part number 2860) protect carts and furnishings from impact.Available in 6 finishes: -06 cherry, -46 dark cherry, -76 dark oak, -79 walnut, -80 natural oak, -112 medium oakTo view finish choices, simply click on View Swatches located above.Overall dimensions: 38H x 32W x 14"D with 11 1/2" clearance between shelves