- Superior Quality: Our heavy-duty chrome-plated swivel chair base is built to meet stringent industry standards. Made from reinforced metal, it provides enhanced load capacity and durability, supporting a maximum weight of 2200 lbs (1000 kg). - Universal Compatibility: This base is designed to fit a wide range of chairs, including office chairs, gaming chairs, executive chairs, and swivel chairs. As long as the dimensions align, you can easily swap it with confidence for a seamless fit. - Specific Dimensions: - Base diameter: 28 inches (70 cm) - Compatible gas spring diameter: 2 inches (50 mm) - Standard wheel sleeve size: 7/16 inch x 7/8 inch (11 mm x 22 mm) - Height of the chrome-plated base: 4 inches (100 mm) - Quick and Simple Installation: Upgrade your old office chair effortlessly. Just insert the wheels into the new base and attach the gas springs. You can transform your chair in a matter of minutes, giving it a new lease on life with enhanced support. - Practical Applications: Ideal for restoring the function of any office chair, this base is perfect for those seeking to upgrade a worn-out or unstable seat. Its reinforced design ensures stability during long hours of work or gaming sessions.