Zinus

Queen 9-Inch Metal Box Spring Mattress Foundation

Name: Queen 9-Inch Metal Box Spring Mattress Foundation
Brand: Zinus
Price: 77.84 USD
Availability: InStock

$77.84

~~$139.00~~ $77.84

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Posted Feb 18, 2026 at 8:26 PM

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STRONG, DEPENDABLE, AND READY IN NO TIME - As if its ultra-durable steel structure and convenient packaging weren’t impressive enough, our original Smart BoxSpring has been given a quick-assembly upgrade
DURABLY ENGINEERED - Durable steel is used to construct the inside framework of this foundation; Twin/Twin XL sizes support a maximum weight capacity of 350 lbs, while all other sizes can support up to 700 lbs
EASIER THAN EVER ASSEMBLY - With fewer bolts and tool-free locking brackets for intuitive setup, assembly takes only minutes to complete
VERSATILE FIT - Compatible with all Zinus mattresses and bed frames; please confirm dimensions before using with non-Zinus products
WARRANTY INCLUDED - Included a 5-year limited warranty for the box spring only; a bed frame is required to support this foundation and is sold separately

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