|Make sure you’re supported in every way with OFM’s MobileArm Series Executive Chair, Model 550. It’s easy to find the perfect position with unique MobileArm adjustable arms, the locking swivel and tilt mechanism and gas lift seat height adjustment. Choose from a variety of stylish fabrics. Move anywhere you need to with the stable, wheeled 27″ 5-star base. Meets or exceeds ANSI/BIFMA safety standards. Weight capacity 250 lbs.