Haysi Slat Headboard (SB434)

Queen size headboard made of metal, meant to be mounted, and is compatible with adjustable beds. Assembly is required.  Pre-drilled Holes/Slots: Bottom Pre-Drilled Hole to Floor - 5'' Bottom of Headboard to Top Pre-Drilled Hole - 9'' Queen Size: Overall Width - Side to Side - 72'' Headboard Height without Legs/Base - Top to Bottom - 27'' Legs - 29'' H x 1.5'' W x 1.5'' D Bottom of Headboard to Floor - 20'' Distance between pre-drilled holes/slots - Leg to Leg - 75.5'' Other Dimensions: Overall - 52'' H x 2'' D Overall Product Weight - 25 lb. Height from floor to the first crossbar: 28.25" Heights of the pre-drilled holes from the floor: 5", 7.5", and 9"   https://www.wayfair.com/furniture/pdp/three-posts-haysi-slat-headboard-w001685820.html?piid=384304794