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The 8 Best king bed slats of 2025

Are you trying to find king bed slats among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling king bed slats on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 20 hours of research and did 24 king bed slats tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best king bed slats you can buy today

SaleNo. 1
ZINUS Compack Fabric Covered Wood Slats, Bunkie Board, Box Spring Replacement, Natural, King
  • THE CONVENIENCE OF A PLATFORM BED, INSTANTLY - As simple as rolling open a sleeping bag, these fabric-covered wooden support slats enhance the functionality and durability of your existing bed frame or bunk bed in a snap
  • REPLACE YOUR BOX SPRING - Trusty plywood slats are designed to optimally support your spring, latex or memory foam mattress without the added bulk of a box spring; plus, they’re a cinch to roll up and transport when moving or rearranging furniture
  • NO ASSEMBLY - Slats are shipped already connected together with a fabric encasement; simply unroll and place them vertically across your bed frame
  • Includes 6 slats for twin, 9 slats for full, 10 slats for queen, and 12 slats for king; closely spaced slats are 2.8 inches wide
  • Worry-free 5 year warranty
No. 2
Continental Sleep, 0.68-Inch Heavy Duty Horizontal Mattress Support Wooden Bunkie Board/Bed Slats, King, Beige
  • IMPORTANT: Prior to placing your order, please measure the width of your bed to ensure these slats are a perfect fit.
  • CENTRE SUPPORT : Slats Needed Center Support for Full, Full XL, Queen, King And Cal. King Size
  • SLATS IS STRONG : enough to be used directly on bed frame
  • ELIMINATES NEED FOR LINKED SPRINGS : the bed slats are connected for easy installation
  • GREAT REPLACEMENT : for broken or damaged bed slats
  • NO ASSEMBLY REQUIRED : just remove from Packaging and put in place/ ideal for platform beds, bunk beds, and daybeds
  • ITEM INCLUDES : 1) Wood Slats Only(Bed Frame Not Included).
SaleNo. 3
Spring Solution, 0.68-Inch Heavy Duty Horizontal Mattress Support Wooden Bunkie Board/Bed Slats, King(76"), Beige
  • IMPORTANT: Prior to placing your order, please measure the width of your bed to ensure these slats are a perfect fit.
  • CENTRE SUPPORT : Slats Needed Center Support for Full, Full XL, Queen, King And Cal. King Size
  • SLATS IS STRONG : enough to be used directly on bed frame
  • ELIMINATES NEED FOR LINKED SPRINGS : the bed slats are connected for easy installation
  • GREAT REPLACEMENT : for broken or damaged bed slats
  • NO ASSEMBLY REQUIRED : just remove from Packaging and put in place/ ideal for platform beds, bunk beds, and daybeds
  • ITEM INCLUDES : 1) Wood Slats Only(Bed Frame Not Included).
SaleNo. 4
Glideaway X-Support Bed Frame Support System, GS-3 XS Model - 3 Cross Rails and 3 Legs - Strong Center Support Base for Full, Queen and King Mattress, Box Springs, and Bed Foundations
  • UNIVERSAL FIT: Suitable for Full / Double, Queen, King / Eastern King, and California King size Beds; Works with Mattresses, Box Springs, and Foundations; Compatible with steel, iron, metal, and wood bed frames (bed frame not included)
  • STRONG SUPPORT FOR BEDS: Patented X-System keeps bed frame legs vertical and in place, preventing them from sliding out of position; All-steel cross rails combined with heavy-duty super clamp and X Support provide the ultimate in support for your bed, foundation, and bedding; Stronger alternative to bed slats; No more sagging mattress!
  • EASY TO USE: Clear, uncomplicated instructions are included; Pre-drilled holes allow you to easily secure the cross slats to your bed using the included screws
  • EASY TO USE: Clear, uncomplicated instructions are included; Pre-drilled holes allow you to easily secure the cross slats to your bed using the included screws
No. 5
ZINUS Quick Lock Bunkie Board, Box Spring & Bed Slat Replacement, Metal Frame with Steel Slats, Easy Assembly, King, Bunkie Board only
  • Strong and sturdy steel frame, ideal for use with bunk beds, day beds, and recessed “sit-in” platform bed frames only.
  • Quick Lock Construction for fast and easy assembly with convenient and compact packaging
  • Offers additional support for Spring, Hybrid, and memory foam mattresses.
  • Worry free 5 year limited warranty
  • Bunkie Board only, Bed frame sold separately
  • Guaranteed compatibility with any Zinus Compack bed frame
  • Please confirm measurements of third-party brand bed frames before pairing with the Zinus Quick Lock Bunkie Board, as compatibility is not guaranteed
No. 7
Signature Design by Ashley Wooden Mattress Support Bunkie Board Roll Slat with Nylon Cord, King, Beige
  • BED ROLL SLATS: Give your mattress extra support and distribute body weight more evenly with these wooden roll slats that eliminate the need for a box spring or foundation platform
  • STURDY CONSTRUCTION: Made of wood with nylon cord. Pre-drilled holes for easy attachment to bed frame
  • KING SIZE: Measures 77” W x 76.5” D x 0.75” H. Compatible with king mattresses and bed frames
  • ARRIVES ASSEMBLED: Slats arrive ready to attach to existing bed frame. Slats only; bed frame, headboard and footboard are sold separately
  • DIRECT FROM THE MANUFACTURER: Ashley Furniture goes the extra mile to package, protect and deliver your purchase in a timely manner
  • BUY WITH CONFIDENCE: Designed and manufactured by Ashley Furniture Industries. The trusted source for stylish furniture, lighting, rugs, accessories and mattresses. For every taste and budget
No. 8
FafdBinm 4PC 7.6-14.5 in Height Bed Support Legs,Bed Frame Legs for King Queen Bed slats,Bed Frame Support Leg,Adjustable Bed Frame Support Legs Replacement,Bed Slat Support Bed Frame Center Support
  • 【Height Adjustable Bed Support Legs】The height of this bed legs can be adjusted with the swivel base to select the right height to suit uneven floors. The shortest is 7.6 inches, the longest can be adjusted to 14.5 inches(PlLEASE CHECK required length before you buy to make sure the size is exactly what you need.NOTE: For structural stability, we do not recommend that you adjust the bed frame legs to their maximum height for use.
  • 【Bed Legs Function】Some mattresses are so heavy that without proper center support, they may cause the bed slats or metal bed frames to sag、bend、break.The bed center support legs adds the necessary support to your bed slats or bed frame, effectively protecting your bed base/ wooden slats/ platform bed frame from sagging and damage. Save you money on bed repair and replacement.
  • 【Worried About Installation? 】Only a screwdriver or handheld drill is required for easy installation. Regardless of whether the original has holes, slats, wooden bed beams, iron bed beams, it can be installed. Because we also come with special screws that can drill directly through the iron bed beam.
  • 【Strong Support Capacity】Adjustable bed support legs can hold up to 600lbs,The random sampling limit test can withstand a maximum of 1050 lbs.perfect for various bed frames, including king-sized beds and those with heavy mattresses, providing extra support.
  • 【Material Characteristics】Using super-hard engineering plastic (PP), the product is lighter in weight, waterproof, rust-proof, wear-resistant, not easy to damage the floor, silent.
  • 【More Application Scenarios】This adjustable support legs is not only suitable for bed, but also suitable for cabinet, ,table,couch, ottoman, chair, TV stand, night stand, love seats, sofa, desk, footlocker, wardrobe, coffee table,bathroom cabinet, dresser, shelves, bookcases or other home furniture.
  • 【What's in the Box】7.6--14.5 in Adjustable height bed furniture support legs*4,Special screws*24. The adjustable range of our furniture legs is so large that having them is equivalent to having 7/8/9/10/11/12/13/14 inch furniture legs at the same time, which is more practical because of the adjustable height. If you encounter any problems in the use, please feel free to contact us, we will try our best to solve for you.
SaleNo. 9
Continental Mattress 0.75-Inch Heavy Duty Mattress Support Wooden Bunkie Board, California King, Horizontal Slat
  • IMPORTANT: Prior to placing your order, please measure the width of your bed to ensure these slats are a perfect fit.
  • CENTRE SUPPORT : Slats Needed Center Support for Full, Full XL, Queen, King And Cal. King Size
  • SLATS IS STRONG : enough to be used directly on bed frame
  • ELIMINATES NEED FOR LINKED SPRINGS : the bed slats are connected for easy installation
  • GREAT REPLACEMENT : for broken or damaged bed slats
  • NO ASSEMBLY REQUIRED : just remove from Packaging and put in place/ ideal for platform beds, bunk beds, and daybeds
  • ITEM INCLUDES : 1) Wood Slats Only(Bed Frame Not Included).
No. 10
Juyoupro King Size Metal Bed Slat Compact Fabric Covered Vertical Mattress Support Bunkie Board,Box Spring Replacement,Grey
  • Enhance your sleeping experience with this Grey King Size Metal Bed Slat Compact Fabric Covered Vertical Mattress Support metal Bunkie Board. This sturdy and reliable bunkie board eliminates the need for linked springs, providing efficient and reliable mattress support.
  • Assembly is required with this sleek and modern bed slat cover. The durable construction ensures a secure and high-quality foundation for your mattress, while the compact and streamlined design makes it a great replacement for broken slats.
  • Featuring a centre support for various bed sizes, this versatile bunkie board is a practical and functional addition to your bed frame. Its contemporary and stylish grey finish adds a touch of luxury to your bedroom decor.
  • Constructed with eco-friendly materials, this compact bunkie board is lightweight and breathable, ensuring a comfortable and resilient sleeping surface. Its adjustable and waterproof design makes it user-friendly and time-saving.
  • Upgrade your bed frame with this Grey King Size Metal Bed Slat Compact Fabric Covered Vertical Mattress Support Wooden Bunkie Board. Enjoy a silent and hypoallergenic sleeping environment with this affordable and charming bed slat solution.
No. 11
Treaton, 0.75-Inch Heavy Duty Vertical Wooden Bunkie Board/Bed Slats with Cover, Enhance Mattress Support, King(76"), Grey
  • PLEASE MEASURE BEFORE ORDERING: it's important to measure the width of your bed to ensure a proper fit. These slats are designed to fit standard size beds, but it's always a good idea to double-check before ordering to avoid any issues.
  • CENTRE SUPPORT: For larger mattress sizes, such as Full, Queen, King, and Cal. King, slats may require a centre support to prevent sagging and ensure proper support for the mattress
  • EASY TO INSTALL: Simply lay down on your bed frame, attach them to the rails, and you're good to go.
  • PROVIDE BETTER VENTILATION: Wooden slats allow air to circulate around your mattress, preventing moisture build-up and making your bed more hygienic.
  • ITEM INCLUDES: Item includes Slats Only (Frame and mattress sold separately).
No. 12
Bed Slats Center Support System | Adjustable Length & Height Tubular Steel with 4 Legs | Fits Full, Queen, King & California King Bed Frames
  • 100% USA manufactured! Made from heavy gauge steel that has been quality tested.
  • Fully adjustable to accommodate a variety of bed frame sizes ranging from full/double, double XL, queen, olympic queen, king & California king beds as long as the side rails of the bed frame are between 7.5" and 15.5" inches off the ground.
  • This product is designed for use on a wooden or metal bed frame. 2 sets are recommended for king & California king bed frames.
  • Height adjustments can range from 7.5" inches to 15.5" inches and features adjustable length as well.
  • This system incorporates 4 adjustable legs and slats that rest on the side rails of the frame.
  • Added perks of the product, USA made, helps to eliminate squeaky bed frames, helps provide back support for a good night's rest.
  • Please ensure that your bed frame has an edge/lip on both sides of the frame for the supports to rest on.
SaleNo. 13
Mayton, 0.68-Inch Heavy Duty Horizontal Wooden Bunkie Board/Bed Slats, Enhance Mattress Support, King(76"), Beige
  • IMPORTANT: Prior to placing your order, please measure the width of your bed to ensure these slats are a perfect fit.
  • CENTRE SUPPORT : Slats Needed Center Support for Full, Full XL, Queen, King And Cal. King Size
  • SLATS IS STRONG : enough to be used directly on bed frame
  • ELIMINATES NEED FOR LINKED SPRINGS : the bed slats are connected for easy installation
  • GREAT REPLACEMENT : for broken or damaged bed slats
  • NO ASSEMBLY REQUIRED : just remove from Packaging and put in place/ ideal for platform beds, bunk beds, and daybeds
  • ITEM INCLUDES : 1) Wood Slats Only(Bed Frame Not Included).
No. 14
Hunlostten Metal Slats for King Size Bed, King Bed Slats Replacement, Enhance Support, Easy Assembly
  • Easy to install: With just two simple steps, installation is a breeze
  • Improved Mattress Support: Reduces the space between bed slats, offering enhanced support for memory foam mattresses
  • Budget-Friendly Replacement: Serve as a cost-effective replacement for existing bed support slats, saving you the expense of purchasing an entirely new king bed frame
  • Robust Metal Craftsmanship: Crafted from robust metal, ensuring long-lasting durability and reliable support for your mattress
  • Exclusive Compatibility: Designed to work only with Hunlostten brand king platform bed frame
No. 15
Bed Slats King Size 77 inches Solid Pine Wood Mattress Support Pack of 13 Count Replacement Spare Parts Custom Size Cutting Service (King 77 in, 77)
  • Strong. Made from South American Yellow Pine Wood which guarantees long endurance
  • All wood is kilnd dried, planed and sanded. It is very soft and looks great.
  • Each package contains 13 slats. Slat Dimension: 77 in long x 3.5 in wide x 5/8 in tall
  • Free Cutting service available, you can measure your bed and ask for custom lenght. But please let us know as soon as you complete your purchase.
No. 16
Go Green International Universal Bed Support | Custom 30 yrs Experience
  • NEW AND IMPROVED! Fully Adjustable to accommodate a variety of bed frame sizes from a Full, Queen, King and California King
  • This mattress/box springs support system is designed for use on a wooden bed frame; installation is easy using the pre-drilled holes in the end of the steel slat
  • Height adjustments can range from 7 1/4'' inches to 16 1/2'' inches and features two(2) adjustable legs for each cross support, with two cross supports, for a total of four(4) adjustable legs under your bed
  • Made from heavy gauge steel that has been powder coated to eliminate rust
  • The heavy gauge tubular steel eliminates warping, cracking, splitting and breaking as the wood slats usually will do over time
No. 17
Hospitality Bed No Sag Mattress Slats - Center Support - Universal Size Adjusts from Full to Cal King
  • Fully Adjustable to accommodate a variety of bed frame sizes including Full, Queen & King
  • Takes place of wooden cleat, the leg can go down to 4" for use on bed that is 4" from the floor to the foundation
  • Amazing Height Adjustment from 4 inches up to 15 inches
  • Strong Support for Thick Mattresses, protects your side rails from bowing or bending
  • Can hold over 2,000 lbs; LIFETIME Service Policy
No. 18
Mellow Metal Wood Slats Bunkie Board, King, Black
  • Provides mattress support without needing a box spring
  • For use with bunk beds, day beds, and recessed “sit-in” platform bed frames only
  • Bunkie Board only. Bed frame not included
  • 5-year manufacturer’s warranty
  • Low profile design unobtrusively adds extra support while also helping your mattress last longer
  • Made with a sturdy metal frame and solid wood slats that help prevent your mattress from sagging
  • Non-slip tape on the slats helps prevent your mattress from sliding to keep it stably in place
  • Enjoy convenient and compact packaging as well as easy assembly with slats that simply lock into the slots
No. 19
NEW JETO Metal Bed Frame-Simple and Atmospheric Metal Platform Bed Frame, Storage Space Under The Bed Heavy Duty Frame Bed, Sturdy King Size Bed Frame, Suitable for Bedroom, King
  • FASHIONABLE AND BEAUTIFUL:This bed frame adopts wrought iron frame,featuring a sleek and minimalistic design.The edges and corners of the bed frame have been carefully polished, making it easy to clean with a damp cloth.The bed frame's contemporary style will complement all your home decor, adding a touch of elegance and sophistication to your bedroom.
  • STRONG STABILITY: This metal bed frame is supported by upgraded metal rods and metal legs, which stand the test of time. Our bed frames are made of heavy duty reinforced metal rods, reinforced with thicker material to make them more stable and load bearing.
  • STURDY TUBE: The sturdy steel slat support with center support legs makes the metal bed more stable without any annoying sliding or creaking. Don't hear the squeak of the bed frame rocking when you roll over in the middle of the night.
  • SPACE SAVING: This bed frame has a large storage space under the bed, which brings you ample storage space and easy cleaning. Can be arranged according to your needs for storing extra odds and ends. Raised bed frames allow you to enjoy more storage space for bedroom items and help reduce clutter in the room.
  • WIDELY APPLICABLE: The platform bed frame can be used in bedrooms, guest rooms, dormitories, hotels, etc.
No. 20
Mayton, 0.75-Inch Heavy Duty Horizontal Mattress Support Wooden Bunkie Board/Bed Slats with Cover, King, Grey
  • IMPORTANT: Prior to placing your order, please measure the width of your bed to ensure these slats are a perfect fit.
  • CENTRE SUPPORT : Slats Needed Center Support for Full,Queen,King And Cal.King Size.
  • SLATS IS STRONG : enough to be used directly on bed frame
  • ELIMINATES NEED FOR LINKED SPRINGS : the bed slats are connected for easy installation
  • GREAT REPLACEMENT : for broken or damaged bed slats
  • NO ASSEMBLY REQUIRED : just remove from Packaging and put in place/ ideal for platform beds, bunk beds, and daybeds
  • ITEM INCLUDES : 1) Wood Slats Only(Bed Frame Not Included).

How to choose a good king bed slats

Does the idea of finding a fantastic king bed slats make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in king bed slats. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top king bed slats products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top king bed slats on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top king bed slats brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top king bed slats based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the king bed slats were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good king bed slats, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your king bed slats.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting king bed slats for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our king bed slats. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what king bed slats should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on king bed slats.