28'' (70 cm) Heavy-Duty Metal Office Chair Base Replacement with 5 Wheels, Reinforced Base for Managerial & Executive Chairs, Compatible with 2" Gas Cylinder, Black

Universal Base Size: Compatible with most office, desk, and vanity chairs, including Herman Miller models. This 28" base features a 3.8" height, a 2" gas cylinder hole, and standard 7/16" x 7/8" caster sockets. Total height with wheels is 7.5". Please confirm measurements before purchase.
Effortless Glide & Floor-friendly: Upgrade your chair with whisper-quiet wheels that glide effortlessly across surfaces like tile, hardwood, and carpet. Enjoy smooth, noise-free movement at home or in the office without harming your floors.
High-quality Craft Materials: Made of high-quality chrome-plated metal, the base is constructed for durability. Certified by ANSI and BIFMA, it supports up to 2600 lbs, providing strength, stability, and long-term performance.
Budget-Friendly Fix: No need to buy a new chair. Simply replace the base and wheels for a fraction of the cost, a smart way to save money and continue using the chair you prefer