Steel; steepped pin welded to plate at 90 degrees angle; pin dim.; 1.000 in. Largest od by 2.000 in. Lg; 0.750 in. Smallest od by 4.000 in. Lg; largest end welded to plate; plate dim.; 5.000 in. Lg by 1.000 in. W by 0.250 in. The; w/nonremovable retaining chain 9.000 in. Lg