Hammond 500 Series Sloped Steel/Aluminium Ventilated Console Enclosures – Hammond 500-0940, A sloped steel / aluminium enclosure from the Hammond 500 series. The enclosure has a steel base, including the rear panel, and side ventilation slots. The top panel is made from aluminium. Hammond 500-0940 Sloped Enclosure 183x192x100/77mm Steel/Aluminium 2-Tone Grey