Minerallac® Flange Clamp, 1/2 to 3/4 in Conduit, 1/8 to 1/4 in Flange Width, Side Mounting, 25 lb Load, For Use With: 1/8 to 1/4 in Flange, 1/2 in and 3/4 in EMT/Rigid Conduits, Specifications: Black, Spring Steel, Zinc Phosphate/Oil, 2.2 in H x 1.32 in W x 3.08 in D Dimensions