Spherical Rod End System of Measurement Inch Ball Stud Center Length 1 3/4 in Ball Stud Thread Length 7/8 in Ball Stud Thread Size 7/16 In.-20 Bore Diameter 7/16 in Head Outside Diameter 1 1/8 in Head Width 0.406 in Shank Thread Length 1 3/8 in Shank Thread Size 7/16 In.-20 Housing Material Stainless Steel Shank Thread Direction Left Hand Application Light Duty Ball Diameter 0.812 in Ball Material Stainless Steel Ball Material Grade 440C Ball Stud Material Stainless Steel