Minerallac® Minerallac Traditional® Conduit Strap, 2-Hole, 2 in Conduit, Surface Mount, For Use With: 2 in Rigid/IMC Conduit, Silver Color, 0.06 in THK, 5/16 in Mounting Hole OC, Steel, Zinc Plated, 5.03 in L x 1.25 in W x 2.45 in H