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Product: ZINUS 7 Inch Metal Smart Box Spring / Mattress Foundation / Strong Metal Frame / Easy Assembly, California King THE LAST BOX SPRING YOU’LL 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 Zinus Grey