<p> Total stem length: 23 mm, with a thread length of 11.7 mm. The jump second movement is suitable for clock faces 4 to 8 mm thick. Size from center of hole to tip: the hour hand is approximately 203 mm long; the minute hand is approximately 305 mm long. Package contents: 1 clock movement with hook, 2 hands, and mounting hardware, delivered in a specially designed cardboard box with instructions. Note: Some clock parts are made of aluminum; please do not install them with excessive pressure. Otherwise, they will be damaged. International products have separate conditions, are sold from abroad, and may differ from local products, including fit, age rating, and product language, labeling, or instructions.</p>