🥇【Universal Size】Mastery Mart gaming chair base replacement is suitable for most chairs on the market including Herman miller (office chair, game chair, office chair, executive chair). It supports casters measuring 7/16" x 7/8" (11 mm x 22 mm) and gas cylinders with a 2" (5 cm) diameter.

🥇【Premium Craftsmanship】Crafted from premium chrome-plated metal, this heavy-duty base features a sleek matte finish. Its robust tubular iron construction, reinforced with heavy-duty screws, provides superior load-bearing capacity and stability, supporting weights of up to 2400 lbs.

🥇【Safety & Floor Protection】Our office chair base replacement prioritizes stability by maintaining a low center of gravity, helping prevent tipping and floor scratches. It not only protects your flooring but also saves you from the cost of buying a new chair.

🥇【Budget-Friendly Solution】Replacing just the chair base is a smart and cost-effective solution if your seat is still in good condition. Save money while keeping your favorite chair in use.

🥇【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.