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Amazon.com: Continental Mattress, 4-inch Box Spring Foundations For Mattress, California King Size, White (301B-6/0-3LP) : Home & Kitchen
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Glance 5-in Easy Wood Box Spring/Foundation with Simple Assembly, Queen in the Box Springs department at Lowes.com
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VECELO King size Bed Frame, 76 " W, Metal Platform Bed Frames No Box Spring Needed, Heavy Duty Steel Slat Support, Black KHD-YT-K09 - The Home Depot
Trinity King Size Metal Bed Frame With Headborad & Footboard,no Box Spring Needed,simple Assembly, Black : Target
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Amazon.com: ZINUS Metal Box Spring with Wood Slats, 9 Inch Mattress Foundation, Sturdy Steel Structure, Easy Assembly, California King : Home & Kitchen
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Amazon.com: THEOCORATE King Box Spring and Cover Set, 5 Inch Low Profile Metal BoxSpring, Heavy Duty Structure, Mattress Foundation, Noise Free, Non-Slip, Easy Assembly : Home & Kitchen
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Mainstays 9" California King High Profile Easy Assembly Smart Metal Box Spring, (Mattress & Bed Frame Not Included) - Walmart.com
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