Conduit Hanger with Beam Clamp;pipe Support Bracket Clamp;Cable Clamp for Pipe;Cable Hangers for Wire;Used for Cable Pipe Clamps for Pipes Installed on The Edge of I-beam(8Pcs) (1-4/7" 40mm) - Amazon.com
Multi Function Grounding Clamps For I Beams - Greaves USA
3/8'' THREADED ROD BEAM CLAMP [941074] | Wire Mesh Trays | Cable Tray and Reels | Wire and Cable Management