Zinus Adjustable Bed Frame, Twin to Queen - Compack 12 Inch Metal Bed Frame for Box Spring , 9 Legs Heavy-Duty Frame, Easy Assembly, Headboard Compatiable with Built-in Bracket, Mattress SupportStability and support with 9 legs and center bar 12 inches high for plenty of under bed storage space Heavy duty Steel construction with easy locking system Easily adjusts for Twin, Full, and Queen size. For use with Box Spring and Mattress Set(not for use with mattress only) Dimension(inches): 53. 5 x 70. 5 x 12 Ships in several boxes, may ship separately