6steel, one end thd 0.875-9 unc 3a rh, 1.125 in. Thd lg, other end thd, 0.875-9 unc 3a rh, 11.125 in. Thdlg, 0.875 in. Distance between thds, 0.688 in. Sq by 0.625 in. Lg wrench flats on longest thd end, furnished w/hex nut on lg thd end, 13.750 in. O/a lg