Original manufactured Murphy bed (twin size) installation kit. Components are brand new still in box having never been installed. All components fabricated from robust steel. Such as steel multi-piece frame and multi-spring assembly. Detail installation guide is enclosed. Very safe assembly designed for ease of moving from vertical position to horizontal position and return back to the vertical stowed position. 5 Spring loaded return mechanism enabling up and down positioning with little effort to shift bed. Refer to pictures for details. Kit was purchased for $200 ten years ago. This is longevity guaranteed unit to perform safely for many years of enjoyment. Bed frame width designed for (twin size) normal or long mattress installation. Best offer considered. OBO.