Classic Brands Hercules Headboard Extension/Extender Brackets - Fits Twin, Full, Queen and King (Set of 2) Add these brackets to any style bed frame to attach a headboard Brackets attach to bed frame and extends the length to attach a headboard Solid steel construction, supports today's heavier mattresses Compatible with the Hercules Universal Bed Frame, all hardware is included-assembles in minutes, footboard brackets sold separately Ships right to your mailbox Easy to assemble; tools are not included 5 Star Customer Service; Available 7 days a week