Set Screw Beam Clamp (Steel) with Conduit Hanger with Nut and Bolt Assembly, Beam Clamp Fits Up to 1/2" Flange, 1/4"-20 Tapping on Back of Beam Clamp, Hanger Fits 3/4" EMT and Rigid/IMC, Includes 1/4"-20 x 1-1/4" Bolt and 1/4"-20 Hex Nut, Zinc Plated