• ⭐HEAVY DUTY METAL BASE: Upgraded worldwide office chair base replacement from Mastery Mart is made of high-quality herman miller chrome. It provides greater carrying capacity up to 2400 Lbs with ANSI and BIFMA certification.
• 👍MORE STABLE & SAFER: This office chair base with 28''(71cm) diameter is broader than others. And the height of the base with low gravity center design is 4''(10cm). Both ensure the stability and safety when sitting on the chair. No worries about weight 500Lbs or more.
• ✅UNIVERSAL SIZE FITTING: Standard Gas Cylinder Socket: 2’’ (5 cm). Standard Caster Sockets: 7/16’’ x 7/8’’ (11mm x 22mm). The office chair replacement base has worldwide application in most types of chairs on the market like herman miller office chairs, computer chairs, executive chairs and others.
• 💝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 favorite chair.
• ✨100% SATISFACTION GUARANTEED - Very easy installation and replacement with our simple and clear instruction sheet. If this doesn't fit your chair, you can simply return it.