1. Quality Aluminum Alloy: Crafted from aluminum alloy, this finderscope bracket combines durable performance with a lightweight design. The sturdy material withstands frequent use while adding minimal weight to your astronomical telescope setup, making it an essential accessory for both beginners and seasoned stargazers who demand reliable equipment for their observations. 2. Secure 6Screw Locking Mechanism: This telescope accessory features six metal locking screws, providing exceptional stability for your finderscope. Each screw is thoughtfully designed with nonslip protective pads to firmly grip your finderscope or guide scope without scratching the optical instrument. This ensures your valuable equipment remains in pristine condition while maintaining precise alignment. 3. Adjustable for 28–32 mm Ranges: Specifically engineered to accommodate finderscopes and guide scopes with diameters between 28–32 mm, this versatile mounting ring offers compatibility with various astronomical instruments. The adjustable design allows for positioning of your sight base, enabling more accurate targeting of celestial objects and enhancing your overall stargazing experience. 4. Easy Installation and Adjustment: The 35mm sight base can be effortlessly mounted directly to your telescope's finderscope slot, ensuring quick setup for your observations. The included screws can be easily adjusted by hand to achieve tension and alignment, making this finderscope ring an invaluable tool for astronomers who need to make quick adjustments while observing the night sky.