Housing for Speakers, Stackable, Overall Height 4 1/2 In, Overall Width 11 3/4 In, Overall Length 11 3/4 In, Enclosure Material Steel, Color Brown, Weight 2. 5 Lbs, Includes Combinations Knockouts 1/2 to 3/4 In and 4 J-Clips for Screw Mounting of Baffles'