Bed Base - Attractive and sturdy bed bases are ideal for contract use - no cleaning under the bed or articles left behind. No tools or hardware required for assembly. Panels lock together. Boxspring retainer brackets adjust to fit without nuts and bolts. Heavy industrial fiberboard side and end panels with three heavy duty cross braces. King model has an extra center rail. Models for regular or extra long beds in all standard sizes. 6 in. high, 27.5 in. wide.