Compression Connector, Size: 2 IN, Connection: Male Threaded X Compression, Material: Malleable Iron, Length: 2.07 IN, Thread Length: 0.63 IN, Diameter: 3-1/4 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