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forum threadhtp182 | Staff posted Jan 25, 2026 02:57 PM
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forum threadhtp182 | Staff posted Jan 25, 2026 02:57 PM

9" ZINUS Metal Smart Box Spring Mattress Foundation w/ Quick Assembly (King) $79.09 + Free Shipping

$79

$175

54% off
Amazon
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Amazon [amazon.com] has 9" ZINUS Metal Smart Box Spring Mattress Foundation w/ Quick Assembly (King) for $79.09. Shipping is free.


Product Description from Amazon:
  • 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
Product Info
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Deal Details
Product Info
Community Notes
About the Poster
Amazon [amazon.com] has 9" ZINUS Metal Smart Box Spring Mattress Foundation w/ Quick Assembly (King) for $79.09. Shipping is free.


Product Description from Amazon:
  • 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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Price Intelligence

Model: ZINUS 9 Inch Metal Smart Box Spring with Quick Assembly / Mattress Foundation / Strong Metal Frame / Easy Assembly, King

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Sort: Lowest to Highest | Last Updated 2/6/2026, 02:04 PM
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Amazon$111.47

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Jan 25, 2026 04:49 PM
22 Posts
Joined Oct 2019
mr12ka4Jan 25, 2026 04:49 PM
22 Posts
Frequently returned
Jan 25, 2026 08:21 PM
62 Posts
Joined Jun 2004
ndestructoJan 25, 2026 08:21 PM
62 Posts
I bought one of these a month ago to replace my old squeaky box spring and couldn't be happier.
Jan 30, 2026 02:20 PM
11 Posts
Joined Nov 2021
LuxNocteJan 30, 2026 02:20 PM
11 Posts
Wow, a simple metal frame with some polyester around it. Very Smart.

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