EMT Pull Elbow Connector 3/4″, Zinc, For 90˚ Bends, With Cover
https://nsiindustries.com/product/emt-pull-elbow-connector-3-4-zinc-for-90%cb%9a-bends-with-cover/
Bridgeport 3/4″ EMT Pull Elbows ensure high-quality connections between two sections of EMT to form a 90° bend. The pull elbow comes with a removable cover that facilitates wire pulling and ensures access for maintenance and future system changes.