Chair RaiserMoulded cone plastic chair raisers to make it easier for users to sit down and get up. These raise the chair by 80 mm and are steady when they are in use. Features Set of four Black only Socket is sloped Raises chair by 80 mm User Weight Limit 200 kg Total Product Height 100mm Total Product Weight 393 g Socket Dimensions: Top = 63 mm; Base = 63 mm; Height = 17 mm