... the audio flight case1,5.0 or 9.0 mm fireproof melamine board and 1.3 or 1.5 mm aluminum extrusions ... of the audio flight case1,lightweight, high capacity with good fireproof plywood and aluminum.2,multiple specification, and can be customed ... by your requirement3,stable, durable, movable,and fireproof,shockproof.4.wide use: for LED light, scanner, laser, speaker ...