The M10 x 20 shoulder eye bolt is perfect for hanging most metric hardware speakers. Manufactured in the USA of drop forged carbon steel, it has a M10 – 1.5 ISO coarse threaded 6 g stud. The eye opening is 27 mm ID. The OD of the eye ring is 46 mm, with a 9.5 mm thickness. Recommended for in-line pull, the rated straight pull capacity is 1628 pounds, or 740 kgs. The M10 eye bolt is similar in size to a 7/16 inch eye bolt.