Halex 3/4 in. Electrical Metallic Tube (EMT) 90° Large Radius Elbow 90282 - The Home Depot
Airmont Products AP-10822 EMT to EMT Conduit Inside Pulling Elbow, 3/4 inch, Right Angle Conduit Bend Connector, Combo Head Set Screw, Zinc Die Cast, Pulling Elbow - Amazon.com
Sigma ProConnex 3/4-in 90-Degree Electrical (EMT) Rigid / IMC Die Cast Zinc Pull Elbow Conduit Fittings in the Conduit Fittings department at Lowes.com