10-Pack Round Electrical Box Cover, 4 Inch Metal Junction Box Covers

COMPATIBILITY: Designed to fit 4-inch round and octagonal electrical junction boxes for versatile installation applications | PACKAGE CONTENTS: Set includes 10 round metal box covers to complete multiple installations or keep spares on hand | CONSTRUCTION: Made of durable metal material to provide reliable protection and coverage for electrical box openings | FEATURE: Includes 1/2 inch knockout for easy conduit or cable entry when needed | DIMENSIONS: 4-inch diameter flat cover plates provide complete coverage for standard round and octagonal boxes