The Octagonal Ext. Ring KO 1/2 is an electrical accessory designed for use with octagonal electrical boxes. This external ring features a knockout (KO) size of 1/2 inch, making it compatible with conduit fittings and wiring installations that require a secure connection.Key Features:Design: Octagonal shape, specifically crafted to fit standard octagonal electrical boxes, providing a sturdy frame and securing connections.KO (Knockout) Size: 1/2 inch knockout, allowing for easy installation of electrical conduit or other wiring components.Material: Made from durable, corrosion-resistant materials like steel or aluminum, ensuring long-lasting performance and safety.Application: Ideal for outdoor or indoor electrical systems, where a secure and weather-resistant connection is needed.Installation: Designed for easy attachment, providing a reliable mounting surface and enhanced safety for electrical installations.