Top 10 Box Spring King Size – Box Springs

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1. Sleep Master

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Sleep Master Smart Box Spring, King

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Sleep Master #ad - Strong and Sturdy metal structure. All tools included for easy assembly. 5 year warranty. 76"x79"x9". Convenient and compact packaging.
BrandSleep Master #ad
ManufacturerSleep Revolution #ad
Height9 Inches
Length79 Inches
Weight44.97 Pounds
Width75.5 Inches
Part NumberOLB-ABS-9K
ModelOLB-ABS-9K

2. Zinus

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Zinus Armita 5 Inch Low Profile Smart Box Spring / Mattress Foundation / Strong Steel Structure / Easy Assembly Required, King

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Zinus #ad - All tools included for easy assembly. Convenient and compact packaging. 5 inch height is perfect for higher profile mattresses. Worry free 5 year limited warranty; Fabric Care Instructions: Spot Clean only. Strong and sturdy steel structure with new 5 inch low profile.
BrandZinus #ad
ManufacturerZinus #ad
Height5 Inches
Length79 Inches
Weight46.05 Pounds
Width75.5 Inches
Part NumberOLB-ABS-5K
ModelOLB-ABS-5K

3. Zinus

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King, Zinus Walter 9 Inch High Profile Metal Smart Box Spring / Mattress Foundation / Wood Slat Support / Easy Assembly

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Zinus #ad - Easy assembly with all the needed tools included. Convenient and compact packaging. Strong and Sturdy steel structure with wood slat support. Worry free 5 year limited warranty / Box Spring only, Bed frame sold separately. Foam padded tape is added to the steel frame for noise-free use and non-slip tape on the wooden slats prevents your mattress from moving.
BrandZinus #ad
ManufacturerZinus #ad
Height9 Inches
Length78.9 Inches
Weight62.59 Pounds
Width75.7 Inches
Part NumberAZ-HBBS-9K
ModelAZ-HBBS-9K

4. Zinus

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Assembly required, King, Zinus Armita 7 inch Steel Mattress Foundation

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Zinus #ad - Offers the look and functionality of a traditional box spring, but made from steel for longer lasting durability with a worry free 5 year limited warranty. Available in twin, twin XL, full, Queen, King and California King. Includes 7" Steel Mattress Foundation only. All tools included for easy assembly. Strong and sturdy stell structure with a convenient and compact packaging.
BrandZinus #ad
ManufacturerZinus #ad
Height7 Inches
Length75.5 Inches
Weight47.02 Pounds
Width79 Inches
Part NumberOLB-ABS-7K
ModelOLB-ABS-7K

5. Zinus

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Zinus Victor 7.5 Inch Quick Lock Smart Box Spring / Mattress Foundation / Strong Steel Structure / Easy Assembly, King

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Zinus #ad - Convenient and compact Packaging / Quick Lock Construction for fast and easy assembly. 7. 5 inch height is perfect for most mattresses. Foam padded tape is added to the steel frame for noise-free use. Worry free 5 year limited warranty / Box Spring only, Bed frame sold separately. Strong and sturdy structure with less than 3 inch spacing between steel slats.
BrandZinus #ad
ManufacturerZinus #ad
Height7.5 Inches
Length79 Inches
Weight59.74 Pounds
Width75 Inches
Part NumberOLB-QLBS-75K
ModelOLB-QLBS-75K

6. AmazonBasics

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AmazonBasics Mattress Foundation / Smart Box Spring for King Size Bed, Tool-Free Easy Assembly, 9-Inch, King

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AmazonBasics #ad - Foldable steel frame to be packed in one smart package and faster delivery to your front. 2-piece fabric top and bottom covers zip securely together for full coverage; cover is removable for spot cleaning.

Offers the look and functionality of a traditional box spring, but made from steel for longer-lasting durability sturdy enough to support any spring, foam, or hybrid mattress. Easy assembly: new frame construction allows for easy assembly in minutes with no tools required. Durable steel frame and horizontal slats provide sturdy, reliable support for any same-size mattress. Measures 9 inches deep; backed by an AmazonBasics 1-year limited warranty.
BrandAmazonBasics #ad
ManufacturerAmazonBasics #ad
Height9 Inches
Length79 Inches
Weight42.24 Pounds
Width75.5 Inches
Part NumberAMZ-9KDBS-K2
ModelAMZ-9KDBS-K2

7. Zinus

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King, Zinus Daniel 7.5 Inch Essential Metal Box Spring with Easy Assembly

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Zinus #ad - Included wood slat support system provides a reliable foundation for your mattress. Assembles easily in minutes and ships in one box with all needed tools and instructions. Strong steel frame is designed with a center support bar for lasting durability. Gray fabric covered side panels pair well with your existing décor. Worry free 5 year warranty.
BrandZinus #ad
ManufacturerZinus #ad
Height7.5 Inches
Length79 Inches
Weight58.47 Pounds
Width76 Inches
Part NumberOLB-ESBS-K
ModelOLB-ESBS-K

8. Olee Sleep

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Olee Sleep 18 Inch Tall Heavy Duty Steel Slat/ Anti-slip Support/ Easy Assembly/ Mattress Foundation/ Maximum Storage/ Noise Free/ No Box Spring Needed, Black

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Olee Sleep #ad - Available dimensions for mattress and box Spring: 83. 5 x 71. 5 inches. Fast furniture delivery/ 5 year limited manufacturer warranty. Unique sturdy design - the frame encloses the mattress to prevent slipping with ample under-bed space. Easy and seamless assembly – all the required hardware and tools are included/ headboard compatible. Assembled dimensions: 85. 5 x 73. 5 x 18 inches.
BrandOlee Sleep #ad
ManufacturerGrantec #ad
Height18 Inches
Length85.5 Inches
Width73.5 Inches
Part Number18BF04C
Model18BF04C

9. Zinus

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King, Zinus Keenan 14 Inch Free Standing Smart Box Spring / Mattress Foundation / With 9 Support Legs / Strong Steel Structure / Easy Assembly Required

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Zinus #ad - Strong and Sturdy steel structure. Convenient and compact packaging. Available in twin, Full, Queen, King. All tools included for assembly. Worry free 5 year limited warranty / Box Spring only, Bed frame sold separately.
BrandZinus #ad
ManufacturerSleep Revolution #ad
Height14 Inches
Length76 Inches
Weight53.86 Pounds
Width80 Inches
Part NumberAZ-BSLB-K
ModelAZ-BSLB-K

10. Zinus

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Zinus Edgar 4 Inch Low Profile Wood Box Spring / Mattress Foundation, King

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Zinus #ad - Easy assembly in minutes. Worry free 5 year limited warranty / Box Spring only, Bed frame sold separately. Available in twin, full, Queen, King for all mattress types. Strong and Sturdy wood mattress support. 4 inch height is perfect for higher profile mattresses.
BrandZinus #ad
ManufacturerZinus #ad
Height4 Inches
Length75.5 Inches
Weight51.92 Pounds
Width79 Inches
Part NumberOLB-WDBS-4K
ModelOLB-WDBS-4K