STRUCTURES by Malouf STEELOCK Headboard-Footboard Hook-In Super Duty Steel Wedge Lock Metal Bed Frame - Functions as Bed Rails - Cal King Full length bed rails with hook-in connections for headboard and footboard Stronger and safer alternative to traditional bed rails Protects your headboard and footboard by eliminating the pressure on them - all weight is supported by the frame Lifetime warranty protects against all defects - this is the last frame you'll ever need Adjustable legs with glides allow for fine-tuned height adjustments for use with a wide range of headboard/footboard styles