4099854515316 DOWNLIGHT COMFORT EXCHANGEABLE RING DOWNLIGHT COMFORT EXCHANGEABLE RING D150 BK Exchangeable aluminum rings for DOWNLIGHT COMFORT. Aluminum casting in Black color. Dimensions: Ø160 mm x12.4 mm, weight: 52.400 g. Company: LEDVANCE GmbH Article Number: 4099854515316 Article: DL CMFT EXCH RING D150 BK