🏆Universal Size: This 24'' office chair replacement base is suitable for most chairs on the market, including Herman Miller [office chair, study chair, desk chair, vanity chair]. Casters: 7/16 inches x 7/8 inches [11 mm x 22 mm]; gas cylinder: 2 inches [5 cm].

🏆High-quality Craft Materials: Sytopia upgraded office chair base replacement features high-quality chrome construction for enhanced durability. It offers an impressive carrying capacity of 2600 lbs and is ANSI and BIFMA certified.

🏆Safety and Scratch Prevention: Avoid instability and floor scratches caused by improper height. Our chair base replacement ensures stability and prevents floor scratches, saving you the expense of buying a new chair.

🏆Save on Budget: Save money by opting for a chair base replacement, which costs just 1/5 of buying a new chair, as long as your seat is still in good condition. Preserve your favorite chair and stay within your budget.

💝Risk-Free Purchase: Each chair base is meticulously crafted. If you're not fully satisfied, our friendly Customer Service is ready to assist. Enjoy a 30-day free return or exchange service for any issues.