Use Bridgeport’s 630-DC2 3/8" Die Cast Zinc Duplex Connector to join two individual lengths of flexible metal conduit or armored cable to an electrical box or enclosure using a single knockout. Die cast zinc connectors feature a precise fit, finish and excellent corrosion resistance for use in harsh environments. Bridgeport 630-DC2 duplex connector is suitable for flex trade size 3/8" flexible metal conduit and installs into a 1/2" knockout. To install, simply insert the conduit or cable into the connector and tighten down the two-screw strap for a secure fit.