Top 8 Best King Size Box Springs

THE LAST BOX SPRING YOULL EVER NEED - Unlike a traditional box spring, the Smart box spring is made of solid steel that comes together in no time.. DURABLY ENGINEERED - Durable steel is used to construct the inside framework of this foundation twin size supports a maximum weight capacity of 350 lbs, while all other sizes can support up to 700 lbs. HIGH PROFILE DESIGN - A 9 inch height is perfect for shorter mattresses or for those who enjoy their bed higher off the floor For the fastest resolution and to avoid delays, please describe your issue as precisely as possible. THOUGHTFULLY PACKAGED - All parts, tools and instructions are packed into one compact box that ships straight to your door. Worry-free 5 year limited warranty included box spring only, a bed frame or platform bed is required to support this foundation and is sold separately.

THE LAST BOX SPRING YOULL EVER NEED - Unlike a traditional box spring, the Smart box spring is made of solid steel that comes together in no time and is backed by our Zinus Peace of Mind 5 year warranty. DURABLY ENGINEERED - Durable steel is used to construct the inside framework of this foundation twin size supports a maximum weight capacity of 350 lbs, while all other sizes can support up to 700 lbs. THOUGHTFULLY PACKAGED - All parts, tools and instructions are packed into one compact box that ships straight to your door. Box spring only, a bed frame or platform bed is required to support this foundation and is sold separately. Worry-free 5 year limited warranty included.

THE LAST BOX SPRING YOULL EVER NEED - Unlike a traditional box spring, the Smart box spring is made of solid steel that comes together in no time and is backed by our Zinus Peace of Mind 5 year warranty. DURABLY ENGINEERED - Durable steel is used to construct the inside framework of this foundation twin size supports a maximum weight capacity of 350 lbs, while all other sizes can support up to 700 lbs. LOW PROFILE DESIGN - A 5 inch height is perfect for taller mattresses or for those who enjoy their bed lower to the floor. THOUGHTFULLY PACKAGED - All parts, tools and instructions are packed into one compact box that ships straight to your door. Worry-free 5 year limited warranty included box spring only, a bed frame or platform bed is required to support this foundation and is sold separately. Core Composition Steel Frames, Fabric Non Woven with Jacquard Boarder.

A MATTRESS GAME-CHANGER - Any decent mattress needs a good foundation behind it, and this box spring is one of our best built with all of the trusted support we put into our ever-so-popular platform beds, this game-changing box spring has the total package - an unwavering steel structure, reliable, closely spaced wood slats and a compact, cleverly developed, well, package. DURABLY ENGINEERED - Durable steel and wood slats are used to construct the interior framework of this foundation twin size supports a maximum weight capacity of 350 lbs, while all other sizes can support up to 700 lbs. THOUGHTFULLY PACKAGED - All parts, tools and instructions are packed into one compact box that ships straight to your door. Box spring only, a bed frame or platform bed is required to support this foundation and is sold separately. Worry-free 5 year limited warranty included.

EASY TO SETUP  Easy to assemble instant foundation is a low cost solution that provides perfect support for all mattress types. The STRONG AND STURDY Foundation supports heavier mattresses including Memory Foam and Latex and actually increases the mattress's longevity by preventing sagging. All MATTRESS TYPE High profile foundation is durable, noise free, and supports all mattress types mattress, frame, and headboard sold separately. EASY TO DELIVERY Package delivers to your doorstep and fits easily through tight hallways or narrow stairwells , Tools and instructions are included. ITEM INCLUDES 1 Foundation Frame is not included..

3000lbs MAX WEIGHT CAPACITY Reinforced square tubular steel frame with center support bracing insures stability and supports up to 3000lbs. Sturdy square steel slats can support heavier deluxe Mattress and also easily withstand the pressure of 4 to 6 people without any sags.. STABILITY SYSTEM Each pole Support Frame are Seamlessly welded tightly at both ends to make the whole structure Secure firm, and prevents structural twisting and no noise Real Heavy-duty Square steel frame 1inchLx 1inchW 0.8mm Thickness, rust resistant fully automatic paint process, Extra 20 removable beams enable Box Spring surface super flat, much more comfortable and Securer. 9 INCH HEIGHT 9 inch Height of box spring fit most lower bed frames and mattresses, and provide more collocation options.. EASY TO ASSEMBLE All needed tools included, made of main folding parts, you need to screw the pieces together. It's very simple to assemble if you follow the directions. and easy to set up in 15 minutes.. 8 YEAR WARRANTY During the warranty period, we will provide you with a satisfactory solution to any problem, please rest assured to buy.

The look and functionality of a traditional box spring, but made from steel to support any spring, memory foam, or hybrid mattress. Durable steel frame and horizontal slats provide sturdy, reliable support for any same-size mattress. 2-piece fabric top and bottom covers the frame and zips together for full coverage cover is removable for spot cleaning. Easy tool-free assembly frame construction allows for easy assembly in minutes with no tools required. Foldable steel frame packs into one smart package for fast, convenient delivery to your front door. King dimensions 9 x 79 x 75.5 inches HxLxW.

AS SIMPLE AS UNFOLD UNWIND - Requiring no tools and zero tedious assembly, the innovative No Assembly box spring requires only unfolding to become bedtime ready the hardest part will be taking it out of the box. DURABLY ENGINEERED - Durable steel is used to construct the interior framework of this reliable foundation twin size supports a maximum weight capacity of 350 lbs, while all other sizes can support up to 700 lbs King and Cal King sizes are split versions. LOW PROFILE DESIGN - A 4 inch height is perfect for taller mattresses or for those who enjoy their bed lower to the floor. THOUGHTFULLY PACKAGED - All parts and instructions are packed into one compact box that ships straight to your door. Worry-free 5 year limited warranty included box spring only, a bed frame or platform bed is required to support this foundation and is sold separately.

STRONG AND STURDY made from strong traditional wood structure, made of light yet dense lumber which prevents the box to loosen up and crack and keeps the mattress in perfect shape. WORKS WITH ALL MATTRESSES this box spring is good for all mattresses. NO ASSEMBLY REQUIRED Shipped fully assembled and ready to use, open the box and the mattress is ready to use. FAST SHIPPING Very Compact resulting fast and easy shipment. WILL WORK GREAT WITH LOWER PROFILE MATTRESSES the 8 inch box spring will give a perfect height for you mattress. KING SIZE MEASUREMENT Length-80 inches x Width-76 x Height-8 Weighs-24 lbs. Box Dimensions 80x76x8.

HASSLE HEADACHE FREE - The Quick Lock Metal Smart Box Spring comes together with easy-to-follow instructions, fewer bolts and absolutely no headaches assembly thats intuitive and packaging that seems to defy the laws of physics - now thats what we call a new-age box spring. DURABLY ENGINEERED - A durable steel frame is used to construct the interior framework of this foundation twin size supports a maximum weight capacity of 350 lbs, while all other sizes can support up to 700 lbs. LOW PROFILE DESIGN - A 4 inch height is perfect for taller mattresses or for those who enjoy their bed lower to the floor. THOUGHTFULLY PACKAGED - All parts, tools and instructions are packed into one compact box that ships straight to your door Quick Snap assembly system makes set-up intuitive and stress-free. Worry-free 5 year limited warranty included box spring only, a bed frame or platform bed is required to support this foundation and is sold separately.