Type LB Set Screw EMT Conduit Body 4″, Copper-free Aluminum
https://dev.nsiindustries.com/product/type-lb-set-screw-emt-conduit-body-4-copper-free-aluminum/
Bridgeport Type LB conduit bodies are designed to allow access to the interior of a conduit system for inspection, pulling and maintenance. Type LB conduit bodies are designed for a 90 degree cable pull with the cable exiting through the back.