Adjustable pressed steel / cast aluminium lock-ring. This downlight is suitable for 240V and 12V lamps and includes both lamp holders. It is compatible with LED lamps and LV transformers (code 55497). Lamp not included. Diameter: 92mm. Recess depth: 110mm. Cut out: 75mm. Halolite Cast Ring 240V/12V Adjustable Downlight Satin in Nickel Steel. Brighten up your space with this downlight.