Bridgeport 238-DCI2 3 1/2 IN Ss Conn. Ins., Box of 6
https://nsiindustries.com/product/bridgeport-238-dci2-3-1-2-in-ss-conn-ins-box-of-6/
Use Bridgeport set screw EMT connectors to connect electrical metallic tubing to an electrical box or enclosure for a concrete-tight seal at the point of connection. An insulated throat protects inner wiring up to a temperature of 105u00b0C.