Heavy Duty Banquet Stacking Chair. This Heavy-Duty Banquet Stacking Chair is constructed of 18 gauge 7/8 inch square steel frames with strong, secure welds. Frame ends are finished with black plastic glides. The Chairs weight 15 lbs. A premium 2 inches seat pad provides the ultimate banquet seating comfort. The seats and backs are upholstered in a wide selection of vinyls and fabrics. Custom colours available.