A. Product Information 1. Product Name: Pop-up push-button plug bolt for basin drainage 2. Product Type: Push-button spring medium-threaded fitting for basin drainage 3. Compatibility: Suitable for many standard basin drainage outlets, a fairly universal fitting. 4. Weight: 33 grams 5. Product Quality: With a thick coating. 6. Top Thread: (M8) approximately 7.6 mm 7. Bottom Thread: (M16) approximately 15.5 mm 8. Open Length: approximately 58.3 mm 9. Closed Length: approximately 47.7 mm 10. Spring Core Material: Brass 11. Test Cycles: Over 100,000 times 12. Design Mechanism: Push-button basin drainage fitting for sink drainage components. It uses a spring mechanism with a threaded push-pop design and a push-button drainage outlet. 13. Product Features: Pop-up push-button plug bolt for relatively easy basin drainage, with a medium-threaded design. B. Precautions Although efforts have been made to ensure the accuracy of the pictures, due to differences in lighting and screen display, the product color may vary slightly from the pictures. The actual product shall prevail. C. If you have any questions about the product or order, please contact us via eBay messages. We will offer you assistance. Thank you for your support! D. Product Contents 1 spring of a pop-up push-button plug bolt for relatively easy drainage of replacement basins/sinks/bathtubs made of brass.