Introducing the CablesAndKits 4 Post Rack Mount Adjustable Rails, an essential component for any professional data center or server room setup. Our universal rack mount kit offers the perfect solution for mounting equipment with precision and flexibility. Designed with versatility in mind, these sliding rack rails are compatible with 19-inch, 23-inch, and 30-inch rack widths, ensuring that your server infrastructure is future-proof and adaptable to various equipment sizes. Crafted from robust 14 gauge steel, these server rack rails boast a black powder-coated finish, providing not only a sleek appearance but also long-lasting durability. Capable of supporting up to 200 lbs, these sliding rails offer a reliable foundation for your heaviest equipment. The fully adjustable design allows you to customize the depth from 20.25 inches to 33.25 inches, accommodating a wide range of devices and ensuring a secure fit within your four post server rack. The CablesAndKits rack mount rails are engineered with both functionality and space efficiency in mind. With a height of just 1RU (1.75 inches), these server rails allow for compact installations without compromising on strength or stability. Whether you are mounting network equipment, servers, or other critical devices, this kit provides the necessary support with ease. Included in this comprehensive package are four 10-32 and four 12-24 rack screws, facilitating easy and secure mounting of your devices, even those with challenging mounts and rail systems. This universal server rails kit is an indispensable addition to any 4 post rack shelf setup, ensuring compatibility and ease of installation across various server rack posts and configurations.