Manufacturer warrants certain components of its chair(s)/case goods to be free of defects in material and workmanship from date of purchase as follows: non-moving metal components for 5 years. Swivel and tilt mechanisms, pneumatic cylinders, casters, base, and all wood and plastic components for 5 years. Upholstery materials for 2 years. All chairs maximum capacity, 250 lbs. unless otherwise specified. Additional warranty information included in packaging. Please call us if you have any questions or concerns regarding this product's warranty.