9-ga wire cage protects horn/strobe/spkr
Wire Cage, Indoor, Outdoor, Color White, Material 9 Gauge Steel With Polyester Coating, Mounting Ceiling, Width 8 1/2 in, Depth 6 1/4 in, Height 8 1/2 in, Diameter 8 1/2 in, For Use With Strobe, Horn, Speaker, Appliance, Standards UL and cUL, Includes Mounting Hardware.