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, CSA C22.2 no. 18.3, CSA 065178, NEMA FB 1, for use to secure and Terminate steel EMT to knockouts and concrete tight box