size: 1/2", 3/4", 1", 1-1/4", 1-1/2", 2", 2-1/2", 3", 3-1/2", 4" ITEM NO. 601~610 material: plated steel With formed thread in one end of the hanger, nut and bolt. INDOORS/OUTDOORS - Use to secure and suspend conduit from overhead supports For more products catalog please contact our company.