What's Included: Extension ring, gasket and hardware | Application: For Use in Wet Locations | Brand Name: Sigma Electric | CSA LIsted: Yes | Capacity: 9.5 cu. in. | Color: Gray | Height: 4-11/16 in. | Material: Metallic | Packaging Type: Shrinkwrapped | Shape: Rectangle | UL Listed: Yes | Weather Resistant: Yes | Width: 2-7/8 in. Sigma's weatherproof extension rings increase the capacity of a weatherproof box. The rugged, die-cast construction prevents moisture penetration making the extension rings suitable for wet, damp or dry locations. They are powder coated for corrosion resistance and include gasket and hardware. | What's Included: Extension ring, gasket and hardware | Increase the capacity of a one-gang weatherproof box | 9.5 cu. in. capacity | Includes gasket and hardware | Die-cast construction and powder coated for corrosion resistance | Product is UL and CSA listed and suitable for wet locations