Purpose of a Bed Frame A bedframe does more than just raise your mattress off the floor. A bed frame fully supports your mattress and box spring without the assistance of a headboard and footboard. A bolt-on headboard may be attached to this bed frame, but such attachment is optional. Fits Queen, King, and California King Size Beds This bedframe will fit Queen, King, and California King Size box spring and mattress units. Strong Sturdy Construction The side rails are constructed of 1 1/4" x 1 1/4" steel. Keyslot Crossarms Make assembly / selecting the chosen size easy and lock securely in place. Locking Legs Creates a triple-thick steel layer at the corners for increased strength and rigity. Bolt-On Headboard Connection This bed frame is designed for beds with a headboard that bolts on. The headboard brackets are of sturdy riveted construction and fit virtually all headboards. Glide Equipped Plastic glides provide sturdy support. Gash Guard Sheet Protectors Included This bedframe is equipped with Gash Guard Sheet Protectors which protect your sheets against being torn on sharp end corners of the bedframe. Gash Guard Sheet Protectors also protect ankles and legs from being scratched on the sharp metal ends of the frame. Pets also benefit from the protection provided by Gash Guard. Warranty This bedframe is warranted with a Limited Lifetime Warranty against defective materials or workmanship by the manufacturer. Made in the United States This bedframe is manufactured with pride in the United States (not an import nor aftermarket item). No corners are cut, no sacrifices in quality are made with either materials or the construction process of this bedframe.