Conduit Combination Coupling; Installation EMT to Flexible Metal Conduit/Armored Cable/Metal Clad Cable; Trade Size 3-1/2 Inch; Material Zinc Electroplated Steel; Size 4.25 Inch Dia x 7 Inch L; Standard Package 2; Approval UL 514B, ETL (Canada and US), CAN/CSA C22.2; Used On EMT/Flexible Conduit; ROHS Compliant