Material: Aluminum, Plastic Suitable Caliber: 0.17 to 12GA Interface: Type-C PRECISION CALIBRATION: Achieve pinpoint accuracy with our bore sight. The red or green light options ensure clear visibility in both daylight and low-light conditions, with a bright, focused beam for reliable targeting. COMPREHENSIVE ADAPTER KIT: Includes 32 adapters to fit a wide range of calibers, ensuring compatibility compatible with most firearms. No more guesswork, simply choose the right adapter and get started. The kit's versatility saves time and eliminates the need for multiple tools. EASY-TO-USE DESIGN: Features simple one-button operation for quick activation and deactivation, along with tool-free installation for fast setup. The large-capacity battery ensures long-lasting performance. CONSTRUCTION: Built with aluminum and plastic for rugged build. Whether you're at the range or in the field, this bore sight withstands tough conditions while maintaining accuracy. PORTABLE STORAGE SOLUTION: Comes with a compact, hard-shell case (230*180*45mm) for easy transport and organization. Keep all adapters and the bore sight securely stored, so you're always ready for your next session. Package Includes: 1*Multiple Calibers Bore Sight Kit