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forum threadJohnDubya posted May 18, 2026 05:37 PM

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forum threadJohnDubya posted May 18, 2026 05:37 PM

$53.50: Zinus 9 Inch King Metal Smart Box Spring, Mattress Foundation

$54

$71

23% off

Amazon

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Amazon [amazon.com] has Zinus 9 Inch King Metal Smart Box Spring with Quick Assembly, Mattress Foundation, Strong Metal Frame, Easy Assembly on sale for $53.50.

Details

Size: King
Material: Alloy Steel, Fabric
Special Feature: Quick Assembly, Tool-Free Locking Brackets
Color: Grey

Features

Steel Interior Frame With Poly Jacquard
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

Amazon [amazon.com] has Zinus 9 Inch King Metal Smart Box Spring with Quick Assembly, Mattress Foundation, Strong Metal Frame, Easy Assembly on sale for $53.50.

Details

Size: King
Material: Alloy Steel, Fabric
Special Feature: Quick Assembly, Tool-Free Locking Brackets
Color: Grey

Features

Steel Interior Frame With Poly Jacquard
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

Deal History

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Post Date	Sold By	Sale Price	Activity
04/24/26	Amazon	$54	0
01/25/26	Amazon	$79	3

Current Prices

Sort: Lowest to Highest | Last Updated 5/20/2026, 02:38 AM

Sold By	Sale Price
Amazon	$53

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Home & Home Improvement Bed & Bath Mattresses Furniture Bedroom Furniture Occasions Father's Day

Rating:	(4.4 out of 5 stars)
Reviews:	4,028 Amazon Reviews
Manufacturer:	Zinus
Model Number:	ZU-ABS-9KS
Product SKU:	B09XM82G6Q
UPC:	841550325423
ASIN:	B09XM82G6Q
Brand:	Zinus
Item Dimensions LxWxH:	78.7 x 75.5 x 9 inches
Item Weight:	45.75 pounds
Item model number:	ZU-ABS-9KS
Manufacturer:	Zinus

$53.50: Zinus 9 Inch King Metal Smart Box Spring, Mattress Foundation

$54

$71

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