MASTERY MART Heavy Duty Office Chair Base Replacement, 2500 Lbs, 28″(70 cm), Metal Desk Chair Base Replacement Parts with Universal Gas Cylinder Hole and Casters Sockets, Matte Black

Price: $39.99
(as of Jul 28, 2025 10:52:27 UTC – Details)

Product Description

How secure is the base of the office chair? Does it have a locking mechanism and sturdy back support?

The office chair base is designed with safety in mind. It features a reliable locking mechanism to keep the base stable and secure, along with sturdy base support to prevent accidental tilting or damage, ensuring your safety during use.

What materials are used in the construction of the office chair base? Is it sturdy and durable?

The office chair base is made from high-quality materials to ensure it is sturdy up to max capacitu of 2500 LBs and durable, avoiding any cheap feel. Every component undergoes strict quality control, providing reliable support that lasts long-term.

Is the office chair base easy to assemble? Does it come with an installation guide and tools?

Yes, the office chair base is designed for easy assembly. It comes with a clear installation guide and all necessary tools, making it simple to replace your existing base—even if you have no prior experience.

How stable is the office chair base? Can it adapt to different floor surfaces?

The office chair base is designed for excellent stability, minimizing the risk of tipping. Whether on tile, hardwood, or carpet, it adapts well to various floor types, providing steady support in any environment.

Is the office chair base easy to clean and maintain? Does it require special tools?

Yes, the office chair base is designed for easy cleaning and maintenance. Its simple design means no special tools or complicated steps are needed, allowing you to keep the base in great condition with minimal effort.

🥇【Universal Size】This gaming chair base replacement base is suitable for most chairs on the market including Herman Miller (office chair, game chair, desk chair, executive chair). Casters: 7/16 inches x 7/8 inches (11 mm x 22 mm) and gas cylinder 2 inches (5 cm).
🥇【High-quality Craft Materials】The heavy-duty base is made of high-quality chrome-plated metal, and the surface is polished and matte. The solid tubular iron structure is equipped with screws to reinforce the base, providing greater load-bearing capacity and safety, and can bear up to 2500 lbs.
🥇【Ensure Safety and Prevent Scratches】Improper height will cause unstable gravity and scratch the floor. Our chair base replacement design has low gravity and stability, making the chair safer and preventing scratches, saving you the cost of buying a new chair.
🥇【Save on Budget:】It’s a wise choice to buy a chair base replacement by 1/5 cost of a chair if the seat of your chair is still well. Save money and keep your favourite chair.
🥇【100% Satisfaction Guaranteed】Very easy to install and replacement with our simple and clear instruction sheet. If this doesn’t fit your chair, you can simply return it.