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Inch king size box spring - size,
$75.38
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Metal bed frame - bed,
$59.99
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King size bed - king,
$235.05
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Zinus inch metal smart - smart, box
$105.00
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Zinus inch metal smart box - zinus, 9
$77.99
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Inch king size - size, box
$74.79
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Cal king mattress - mattress, hybrid
$271.35
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Smart box spring in bed - box,
$87.49
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Hercules metal bed frame - bed, frame,
$132.70
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Ashley sleep inch - 5-inch, low
$273.99
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Heavy duty platform bed frame - platform,
$73.76
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Metal bed frame foldable - bed,
$59.99
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King size bed frame noise - size,
$187.17
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High heavy duty california - heavy,
$185.99
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King size bed - king, frame
$422.44
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Metal box spring height - metal, in
$111.00
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Hercules foundation - hercules, 4"
$150.58
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Box spring in steel - in,
$25.00
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New modern fold - new, folding
$47.49
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King size metal bed frame - bed, 14"
$73.57
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16inch storage space - 16inch,
$60.99
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King size bed - king,
$139.99
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Mattress bed frame base - bed,
$129.97
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Zinus inch metal smart - inch,
$105.22
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Inch king size box spring - king,
$75.38
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Bed frame metal - bed, mattress
$58.29
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King size bed - bed, frame
$151.99
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King bed frame - frame,, 14
$140.97
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Nkz king size inch platform - 24,
$242.39
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Inch king box - king,
$127.57
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Slsy roll wood pine - slsy, up
$149.99
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Continental sleep split - 1.5",
$153.00
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King size box spring inch - king, 5
$129.05
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Hercules folding metal bed - metal,
$177.99
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Awesofurni king size - size, 10
$95.00
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Mattress foundation king - foundation,
$45.10
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Inch king size box - 9,
$81.39
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Doritron king 9in metal box - doritron,
$65.00
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Continental sleep split - sleep,
$367.40
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King size bed frame - bed, inch
$102.99
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King size metal platform bed - metal,
$68.39
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Bed frame metal platform - bed,
$47.49
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Zinus metal box spring fabric - metal,
$15.00
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Roomdiary king box spring 9 - box,
$85.00
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Uimoso king size - foldable, bed
$74.99
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Inch low profile king - king, size
$115.18
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Inch king size - 5,
$74.70
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Abel metal platform bed - metal,
$258.00
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18inch storage space - space, heavy
$58.99
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Mophoto portable wood - portable, bed
$149.99
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Hercules metal bed frame - hercules, frame,
$124.45
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Platform bed frame - platform,
$1558.46
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Box spring in steel - spring,
$245.25
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King box spring inch - king,
$181.44
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16inch high mattress - 16inch,
$59.99
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King size mattress foundation - size,
$203.47
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Zinus inch california king - california,
$199.00
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Inch box spring king - box, heavy
$123.99
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Zinus inch metal smart - zinus, 9
$79.89
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Metal bed frame - bed, frame,
$110.00
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King size metal - bed, frame
$80.99
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King size high storage - king,
$109.99
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Metal platform bed frame - 18",
$69.59
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Metal lbs heavy foundation - metal,
$68.06
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Uimoso foldable cal - uimoso, king
$67.09
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Aldrich inch box spring - spring, king
$113.33
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Inch low profile box - low,
$123.24
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Metal bed frame mattress - metal,
$76.35
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Uimoso king size foldable - uimoso,
$74.98
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Metal bed frame - metal,
$149.39
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Black metal frame king size - frame,
$109.58
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Mattress foundation - kd,
$26.99
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Ghostbed premium quality easy - premium, quality-easy
$155.00
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Smart box spring bed - spring,
$77.03
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Zinus abel metal platform - abel,
$140.24
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Saatva classic hybrid king - classic,
$1248.00
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Zinus joseph inch - zinus,
$99.00
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Metal mattress foundation - metal,
$279.99
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Low profile box spring king - king,
$145.10
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King box spring inch - king, spring,
$119.64
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King box spring steel - box,
$115.00
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Metal platform bed frame - metal, 18
$75.99
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Uimoso foldable full size bed - uimoso, full-size
$80.59
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Mattress foundation - mattress,
$23.64
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Uimoso king size - size, foldable
$64.58
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California king hybrid - king,
$329.96
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Uimoso foldable full - full-size, bed
$73.99
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Low profile box - 7", spring
$179.99
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Inch king size - inch,
$132.10
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Twin full queen - twin,
$277.09
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Inch metal platform beds - beds, w/
$177.76
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Uimoso foldable cal king bed - uimoso,
$66.99
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Sleep number modular - number, mattress
$499.00
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Box spring in steel - box,
$15.00
Buy It Now
King size metal bed frame - 14",
$178.19
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Rumi 14in king metal - king,
$159.98
Buy It Now
Looking for more king mattress foundation?
Search eBay live — fresh results filtered for the best value, updated every hour.
Browse 96 king mattress foundation listings currently in our index. Prices range from $15 to $1558.46, with an average of $155.7. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about king mattress foundation →
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Whether you are looking for a brand-new or second-hand king mattress foundation, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at $15, while premium listings can reach $1558.46 — giving you a wide budget spread to work with. The average price of $155.7 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.