Heavy-Duty Nylon Chair Base – 500 lbs Capacity | Sit Healthier

Heavy-Duty Nylon Chair Base – 500 lbs Capacity This heavy-duty Nylon Spider Chair Base is designed for maximum durability, stability, and everyday performance. Built with reinforced nylon construction, it serves as a reliable replacement or upgrade for compatible Sit Healthier chairs and stools. Engineered to support up to 500 lbs, this base delivers strong structural integrity while ensuring smooth movement and long-lasting use in both home and professional environments. Whether you’re replacing a damaged base, upgrading an older setup, or changing the style of your chair, this base offers a dependable and cost-effective solution. Features: It's perfect for replacing a damaged chair base, changing the style of your chair or simply upgrading an old base. The base has nylon construction. base comes in 19" in diameter. It supports any caster with a standard 7/16" by 7/8" wire grip stem. The cylinder hub is the standard 50mm (2 inches). Warranty: Standard 1 Year Note: This accessory is compatible with chairs from Sit Healthier chairs only. We cannot guarantee the compatibility of this item to other chairs outside our product list. Please contact customer service for more information. Item Number: HAIYUE-NYLON-BSE-500 PLEASE NOTE: If the item is in stock, it will ship out the next business day.