Internal thread specification of M54X0.75mm ensures compatibility with applications, providing a secure fit. External thread specification of M42X0.75mm allows for easy integration with existing systems, enhancing versatility. Thread depth of 2mm contributes to the strength and stability of the connection, ensuring durability in use. Made of high-quality material, this product is designed to be stronger and more , improving overall appearance. Easy to use and replace, making maintenance and installation straightforward for users. This product features precise internal and external thread specifications, ensuring compatibility and ease of use in applications. The high-quality material enhances durability and appearance, while the thoughtful design allows for simple installation and replacement. Ideal for those seeking reliable and efficient solutions in their projects. Color: Black Material: Aluminum Alloy Package Contents: 1*M54x0.75 to M42x0.75 Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.