Reduction ring for recessed lights, white, Round.Standard reduction ring for recessed spotlights with outside diameter 84 - 87 mm, as adapter for the ceiling cut-out 100 - 160 mm, diameter 180 mm, mounting height 5 mm, suitable for Brumberg spotlight 1963.. The final installation depth depends on the recessed spotlight used and the equipment of the lamp. Mechanical installation depth without lamp = 50 mm. Material: Steel, .