Introducing the 20PCS Threaded Plugs, expertly crafted to enhance the functionality and durability of your mechanical and fitness equipment. These square tube plugs measure 30x30mm, perfectly designed to fit into square tubes with an inner diameter of 30mm. They feature an M10 internal thread, allowing for versatile applications including compatibility with casters and adjustable pads.

Each plug is made from high-quality PE plastic, ensuring a robust performance that withstands regular use without deformation. The adjustable height feature allows these plugs to suit various needs, providing stable support for your furniture and equipment. Whether you need to balance your office furniture, fitness racks, or TV stands, these plugs deliver.

One of the standout features of these threaded plugs is their easy installation process. Each plug comes fitted with ribs that ensure a secure fit. Simply align the plug with the square tube, tap it into position, and enjoy the stability it provides without the hassle of additional adhesives. This ease of installation makes these plugs a practical choice for both DIY enthusiasts and professionals alike.

These threaded plugs are suitable for a variety of applications. They can be used in mechanical equipment, fitness equipment, racks, TV stands, tables, shelves, and even beach chairs. Their versatility means you can use them in almost any setting, whether at home or in the office.

Additionally, the threaded design allows for the installation of casters, enabling easy movement of equipment and furniture. This feature is particularly beneficial in settings that require frequent rearrangement. Moreover, the adjustable feet provided by these plugs help to protect your floors while reducing noise, making them a thoughtful addition to your furniture.

In conclusion, the 20PCS Threaded Plugs are not just functional; they are an essential component for anyone looking to enhance the stability and mobility of their equipment and furniture. With their durable construction, easy installation, and versatile applications, these plugs are the perfect solution for a wide range of needs.