7" Universal Bed Legs or Bed Risers for Box Spring to Replace Metal Frame, TWIN, TWIN XL, FULL, QUEEN, E KING, C KING (E King/C King, Black) #1 choice of many Hotels, Motels, Inns, and Bed and Breakfasts! Replace metal bed frames that protrude and lack adequate and stable support. Say no to banged shins, stubbed toes, marred walls, ripped linens, and scratched and dented floors. Put an end to bed squeaking! Our universal bed legs system will lift your box spring off the floor while it promotes safety for all in the bedroom and provides unparalleled stability and support. It is extremely durable and will never rust. Available in Walnut (Brown), Pebble (Sand), and Black colors and in 3", 5", 7", and 10" heights. ** Visit our other Amazon listings for any options that are not offered in this listing.** If you need to maximize your under bed storage, our 10" bed legs system is your best choice. No more need for unsightly bed risers that are known to collapse. If you need minimum floor clearance, our 3" bed legs system is the only choice. Easy to install. Your box spring rails need to be strong solid wood that are at least 3/4" thick and 2 1/4" wide. Make sure to verify the inside or center rails of your Full, Queen, E King or Cal King size box spring. Its two-piece threaded base plate design allows for easy bed height adjustment that may be needed later. (Headboard brackets may be purchased separately.) Proudly made in USA using recycled plastic that can be recycled into other products. *Note that our Black bed legs are made of 100% recycled plastic. Feel great, you are helping our environment!