EMT Conduit Straight Set Screw Connector – Die Cast Zinc Material; UL 467, UL 514-B, CSA C22.2 Approval; Alex & EVT Electric Brand.  EMT Connectors With Set Screw Type Assembly Provide Secure Concrete Tight Protection When Taped And Are Available In Trade Sizes From 1/2” To 4”. Applications Include Use In Dry Locations To Bond EMT Thin Wall Conduits To Electrical Boxes Or Enclosures; Set Screw Connectors Offer Superior Corrosion Resistance. Model Sizes 2-1/2” To 4” Are Suitable For Both EMT And Rigid Conduit. Constructed Of Durable Zinc Die Cast, Efficient And Long Lasting; UL Listed. NEMA/ANSI FB-1 Compliant. Price Is Per Connector.