Description: Material: Crafted from aluminum material, this photography adapter ensures long-last durability and stability during use. Its sturdy construction provides a reliable connection between your telescope and camera equipment Product Size: Featuring an outer M42x0.75mm thread size and an inner 2inch - 24 TPI thread, this adapter fits for most telescopes and camera accessories, ensuring a secure fit for optimal performance Easy Installation: This adapter allows you to quickly attach it to your telescope setup without any hassle, so you can focus on breathtaking celestial images effortlessly Package Includes: The package includes a set of astronomical telescope photography sleeve t-adapter-sc adapter barrel SCT to T2 thread, fits for 5SE 6SE 8SEC5/C8/C9.25/C11/C14 astronomical telescope Versatile: This telescope adapter is designed for seamless integration with your telescope, suitable for both amateur and professional astrophotographers looking to enhance their stargazing experience   Specification: Material: Aluminum Size Chart: External: M42x0.75mm(T2 Thread) Inner: 2inch-24 TPI Thread(SCT Thread) Package Includes: 1 Set Astronomical Telescope Photography Sleeve Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.