Detailed Product Description size: 1/2", 3/4", 1", 1-1/4", 1-1/2", 2", 2-1/2", 3", 3-1/2", 4"ITEM NO. 2101~2110material: Construction Yellow Di-Chromate Plated SteelIdeal For Multiple Runs While Absorbing Shock and VibrationFor more products catalog please contact our company.