Au-ve-co Female Rod End Ball Joint, 0.3125 to 0.3145 x 0.625 in Ball Diameter, 1.812 in Overall Length, Low Carbon Steel, Dichromate, Additional Information: 5/16-24 LH Thread Size-Internal, 3/4 in Thread Length-External, 1-3/8 in Ball Center to Thread End, 0.437 in Thickness Ball, 0.344 in Thickness Head, 7/8 in Width Head, 0.437 in Across Flats, 1/2 in Width Wrench, 1/2 in Diameter Shank