1/4 in Trade Size, 14/2 AWG to 12/3 AWG, Cable Conduit Clip Hanger - 2KWU2|KX - Grainger
Suiwotin 10PCS M50 (2 Inch) Conduit Clamps, Stainless Steel Two Hole Strap U Bracket Rigid Pipe Strip, Cable Clamp Hanger with 2 Holes Fit for 2 inch Pipes OD - - Amazon.com