Lorell Standard Mobile File - 4 Casters - x 13.5" Width x 24.8" Depth x 28.3" Height - Black - 1 Each Economy file is designed for letter-size hanging folders (sold separately). Design features a sliding cover, keylock to secure files, piano-hinge top and shelf storage on bottom. All units are keyed alike. Mobile file has four dual-wheel casters for easy mobility.