Minerallac® Minerallac Traditional® Jiffy Clip® Conduit Strap, 1-Hole Heavy Duty, 3 in Conduit, 295 lb, Surface Mount, For Use With: 3 in EMT/Rigid/IMC Conduit, Silver Color, 3/16 in THK, 5/8 in Mounting Hole OC, Steel, Zinc Plated, 1.25 in L x 6.22 in W x 3.64 in H