Product Description: Premium 2-Inch Metal Telescope Adapter Barrel for Astrophotography High-Quality Aluminum Alloy Construction: This telescope adapter barrel is crafted from excellent quality aluminum alloy, ensuring a solid, durable, and corrosion-resistant build. Its robust construction guarantees reliable performance over time, making it an essential component for any telescope setup. Anti-Reflective Black Anodic Oxidation Finish: The adapter features a black anodic oxidation treatment on its surface, effectively preventing unwanted reflections. This finish enhances image clarity and contrast, providing clearer and more detailed astronomical observations. M48x0.75 Thread Compatibility: Designed to support M48x0.75 threading, this adapter barrel is compatible with 2-inch telescope eyepieces and astrophotography filters. This compatibility allows for versatile use, catering to both visual and photographic applications in astronomy. Secure Clamping Mechanism: Equipped with a side clamping screw and a brass locking wing screw, this adapter ensures a secure fit. The design prevents accidental slippage, keeping your telescope and accessories safe during observations and adjustments, even in challenging environments. Compact and Portable Design: Despite its sturdy construction, this adapter is lightweight and compact, making it easy to carry and store. Its portability ensures that you can easily transport it to different observation sites, enhancing your stargazing experience wherever you go. Upgrade your astronomical toolkit with this premium 2-inch metal telescope adapter barrel. Offering durability, precision, and versatility, it is perfect for both amateur and professional astronomers seeking enhanced clarity and security in their equipment. Whether you're capturing breathtaking astrophotographs or exploring distant celestial bodies, this adapter barrel is designed to meet your needs.