Key Features Universal Fit for Most Chairs: Upgrade your office chair with this versatile office chair base. Measuring 28 inches wide with a five-pointed star design, it fits most chairs thanks to its standard hole pattern. Available in various colors and patterns, it's compatible with gaming chairs, office chairs, and executive chairs. Sturdy and Durable: Made from high-quality nylon, this office chair base replacement is strong and reliable. It supports frequent swiveling and movement, maintaining stability even under heavy use. Provides consistent support for everyday use. Smooth Rolling Casters: Equipped with high-quality casters that glide smoothly over carpets and hard floors. Durable wheels allow effortless movement with minimal noise, enabling easy navigation around the office. Health-Conscious Materials: Constructed with safe, non-toxic materials to support user health and safety. A responsible choice for a comfortable and reliable upgrade. Simple Installation: Easy to install with no special tools or skills required. Designed for compatibility with most standard chair types. Features precise connections for a secure fit. Specifications Item Model Number: YS-03 Size: 28 in / 710 mm Max Static Load Capacity: 2500 lbs / 1134 kg Max Dynamic Load Capacity: 300 lbs / 136 kg Installation Center Hole: 2 in / 50 mm Color: Black Product Weight: 7.3 lbs / 3.3 kg Product Outer Diameter: 28 in / 710 mm Product Height: 6.1 in / 155 mm Package Content 1 x Office Chair Base