Additional Info: These products are designed to be used as originally
intended and not modified for purpose. Please ensure the
products are installed by a competent individual. N.B.
products are usually supplied without fitting instructions.Thickness [mm]: 83 mmMaterial: PlasticOuter diameter 1 [mm]: 81.7 mmOuter diameter 2 [mm]: 87.4 mmWeight [kg]: 0.13 kg