Use Bridgeport’s 689-DC2 3-1/2" Two Screw Strap Type MC Connector to connect interlocked metal clad cable to an electrical box or enclosure. Die cast zinc connectors feature a precise fit and finish for a trouble-free performance and excellent corrosion resistance in harsh environments. The 689-DC2 fits 4-600 MCM to 4-750 MCM (2.750" to 3.500") MC cable and installs into a 3-1/2" knockout. Fitted with two screws and featuring a strap design, this connector guarantees a high-quality and secure connection.