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Best King Bed Slats

Updated November 2021
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Pros
Cons
Best of the Best
SLEEPLACE Heavy Duty Steel Slat Support
SLEEPLACE
Heavy Duty Steel Slat Support
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Bottom Line

No worries about weight with these slats rated to hold up to 1,600 pounds.

Pros

No need for a box spring. Very heavy duty. Sits at 18-inches, which gives you a lot of under the bed storage. Frame holds up well. Easy to clean beneath.

Cons

These slats may have a tendency to squeak and the metal corners can be sharp.

Best Bang for the Buck
Glideaway X-Support Bed Frame Support System
Glideaway
X-Support Bed Frame Support System
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Bottom Line

An extra support system for the middle of your frame to help support your mattress or box spring.

Pros

Includes 3 cross rails. Can replace wooden slats. Screws into the frame. Sturdy and easy to put together. Can handle a lot of weight. Helps correct middle dipping on a mattress.

Cons

Frame has some plastic parts and is not 100% constructed of metal.

Zinus Bed Slat Replacement
Zinus
Bed Slat Replacement
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Bottom Line

A wooden slat system that offers support for many types of mattresses, and comes with a 5-year warranty.

Pros

Not flexible. Provides a firm base. Works well with regular or memory foam mattresses. Easy to assemble. Not squeaky. Includes non-slip strips to keep the boards from moving after installation. A great way to remove the box spring and lower your mattress height.

Cons

Measure your bed frame before purchase, these boards may not fit in all frames.

Zinus Easy Assembly Quick Lock 1.6 Inch Bunkie Board/Bed Slat Replacement
Zinus
Easy Assembly Quick Lock 1.6 Inch Bunkie Board/Bed Slat Replacement
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Bottom Line

This steel slat replacement is stronger than wooden slats and can serve as a firm alternative to a box spring.

Pros

Good support for memory foam. Easy to assemble comes with good instructions. Can flatten out a sagging mattress. Sturdy. Doesn't creak like wood. Spare parts included. Easier to handle than a box spring.

Cons

Slats are not very close together and not adjustable. The metal can be a little slick for the mattress.

Best Imported Products Universal Bed Slats Center Support System
Best Imported Products
Universal Bed Slats Center Support System
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Bottom Line

Perfect for those who need a solid mattress support system that’s easy to assemble.

Pros

Easy for most to put together and install on bed frame. Good mattress support. Solid construction.

Cons

Difficult to adjust heights of the legs. Some received a package with missing parts.

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BestReviews spends thousands of hours researching, analyzing, and testing products to recommend the best picks for most consumers. We only make money if you purchase a product through our links, and all opinions about the products are our own. About BestReviews  
BestReviews spends thousands of hours researching, analyzing, and testing products to recommend the best picks for most consumers. We buy all products with our own funds, and we never accept free products from manufacturers.About BestReviews 
HOW WE TESTED

We recommend these products based on an intensive research process that's designed to cut through the noise and find the top products in this space. Guided by experts, we spend hours looking into the factors that matter, to bring you these selections.

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The team that worked on this review