Best Cage Nuts of 2025

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Cage nuts are small but essential components used in the assembly of various types of equipment, such as servers, racks, and cabinets. These nuts are designed to be inserted into square holes, providing a threaded receptacle for screws and bolts to secure the equipment in place. Cage nuts are available in different sizes and materials, including steel and stainless steel, to accommodate different applications. They are easy to install and remove, making them an ideal solution for equipment maintenance and upgrades. Cage nuts offer a reliable and efficient way to stabilise equipment, ensuring that it stays securely in place.
At a Glance: Our Top Picks
Top 10 Cage Nuts
40 Sets M6 Rack Mount Cage Nuts and Bolts
The DDHOMIN Cage Nuts are made from high-quality carbon steel, ensuring exceptional strength and durability. This material provides strong corrosion resistance, allowing for long-term use without degradation. You will find a complete set of 40 rack mounting bolts and 40 cage nuts, which is more than sufficient for all your installation needs. With a secure connection, these nuts and bolts guarantee that your cabinet components are tightly held in place, enhancing the overall stability of your rack. The easy installation feature means you can set everything up quickly and efficiently.
sourcing map M6 Cage Nuts for Racks
The sourcing map Cage Nuts are ideal for mounting your standard rack-mountable equipment into a server rack or cabinet. They are designed for plate hole sizes of 8-8.5mm, ensuring a proper fit. Made from carbon steel with a yellow zinc-plated finish, these nuts are resistant to rust, providing durability and longevity. Their square design specifically caters to racks and cabinets with square holes, making installation convenient and straightforward for you.
Glarks 80Sets/160Pcs Cage Nuts and Screws
The Glarks Cage Nuts Set includes 80 cage nuts and 80 mounting screws, offering a total of 160 pieces in one convenient package. Made from high-quality carbon steel, these screws are resistant to wear and corrosion, ensuring durability even in challenging environments. The standard metric sizes simplify your installation process, allowing for precise and effective repairs. Easy identification is guaranteed as each nut is marked with its size, helping you quickly find the exact piece you need.
qxayxa 110 Pcs Rack Mount Kit
The qxayxa Rack Screws Kit offers high-quality cage nuts and bolts made from durable carbon steel, ensuring strong performance and corrosion resistance for all your installation needs. The easy installation feature, with clear threads and nylon washers, enhances your efficiency, making the process smoother and more satisfactory. Storage is simplified with labelled boxes, keeping your screws and nuts organised and preventing loss. Additionally, this kit is compatible with various server racks and cabinets, providing versatility for a range of applications.
StarTech.com M6 Screws and Cage Nuts 50 Pack
The StarTech.com M6 Screws offer an easy-to-use solution for installing server, network, AV, and other rackmount equipment securely into your server rack or cabinet. Each pack includes a cage nut installation tool, making installation fast and straightforward for you. These screws and cage nuts are TAA compliant, meeting the requirements for government GSA Schedule purchases. With 50 rack screws and 50 cage nuts included, you'll have ample mounting hardware to set up any rack you are working on.
50 Pack M6 Rack Mount Screw Kit
The Ripeng M6 Rack Screws offer a complete solution for your mounting needs, containing 50 screws, square cage nuts, and washers. Made from robust stainless steel, these screws are designed for reliability, ensuring your equipment remains secure and protected. The effortless installation is facilitated by well-crafted threads, allowing you to save time and effort during setup. Additionally, the considerate packaging in a transparent box ensures easy storage, preventing loss and keeping your workspace organised.
XOOL M6 Rack Mount Screw Kit with Cable Ties
The XOOL M6 Rack Mount Kit is an excellent solution for securely mounting your rack server cabinets, shelves, and enclosures. Its high-quality carbon steel components ensure strength and durability, providing good corrosion resistance even in challenging environments. The standardised metric design allows for precise fitment, making installation straightforward and efficient. Additionally, the inclusion of self-locking nylon cable ties helps you organise cords neatly, enhancing both safety and aesthetics in your workspace.
sourcing map M5 Zinc Plated Cage Nuts
The sourcing map Cage Nuts are crafted from galvanized carbon steel, ensuring exceptional load-bearing capacity and durability. Their zinc-plated finish effectively resists rust and corrosion, making them an ideal choice for long-lasting use. Designed specifically for racks and cabinets with square holes, these versatile fasteners easily secure your networking and electronic equipment. You will appreciate the clear and accurate nut thread, which simplifies installation, saving you time and effort during setup.
120 Pcs Cage Nut Mounting Hardware Kit
The bayidun Cage Nut Kit offers high-quality materials made from carbon steel and nickel plating, ensuring exceptional durability and strength for your projects. Its easy-to-use design features deep threads and uniform pitch, providing secure assembly for all your rackmount hardware. The convenient storage box keeps each nut and screw organised, making transport and retrieval effortless. With broad applications, this kit is perfect for connecting servers, switches, and other electronic enclosures, catering to all your mounting needs.
50 Pack M6 Cage Nuts and Screws Set
The Gad2go M6 Cage Nuts are essential for anyone needing reliable and durable mounting solutions. With a screw length of 20 mm and nut dimensions of 12.5 x 13 x 9.35 mm, these nuts are compatible with most racks and cabinets featuring square holes. Made from high-quality carbon steel, they offer exceptional strength and stability, ensuring your equipment is secured without fear of deformation. The easy installation process benefits you further, with clear threading and nylon washers that enhance fixation, making your setup more secure.
Frequently Asked Questions (FAQs)
1. What are cage nuts used for?
Cage nuts are great for protecting your equipment from stripped threads and allow for convenient mounting of your server rack equipment. A cage nut houses a standard nut in a cage with a spring. The cage has two wings that can be pinched together to allow the cage nut to be inserted into a square hole.
2. Are all cage nuts the same size?
There are 3 common sizes for cage nuts. These sizes are 10-32, 12-24 and M6. The size you would need would depend on what is required by the product you are mounting. I always recommend purchasing the corresponding screw to go with the cage nut.
3. How do I get rid of cage nuts?
To remove the cage nut, place the tool between the rail and the spring clip then push in and forward. When one side is removed, you the cage nut is loose enough to come out.
During our cage nut research, we found 93 cage nut products and shortlisted 10 quality products. We collected and analyzed 8,270 customer reviews through our big data system to write the cage nuts list. We found that most customers choose cage nuts with an average price of £8.45.
The cage nuts are available for purchase. We have researched hundreds of brands and picked the top brands of cage nuts, including DDHOMIN, sourcing map, GLARKS, qxayxa, StarTech.com. The seller of top 1 product has received honest feedback from 914 consumers with an average rating of 4.8.

Corey Philips is an electrician and lighting expert. He graduated from the University of Birmingham in 2012 with a Bachelor's degree in electrical and electronics engineering. Corey is a specialist contractor in lights. He sells and installs and recommends lights and lamp sheds, and other lights accessories. Aside from that, Corey is vast in installing and maintaining electrical appliances like air conditioners, water heaters, and the likes.