Compression Connector, Size: 1/2 In, Connection: Male Threaded X Compression, Material: Steel, Length: 1.26 In, Thread Length: 0.38 In, Diameter: 1.31 In, Standard: Ul 514B, Ul File Number E14814, Nema FB-1, For Use to Secure and Terminate Steel Emt to Knockouts and Concrete Tight Box