The Aimshot Rifle Boresight Kit is a versatile tool designed to simplify the process of bore sighting rifles across a wide range of calibers. At its core is a .223/5.56 laser bore sight with an external battery box, offering a brighter and more reliable laser module for precise alignment. Powered by two included AAA batteries, it delivers up to 20 hours of continuous use, ensuring dependable performance during extended sessions. This kit also serves as the foundation for Aimshot's rifle caliber arbor system, allowing the included laser module to be used with various caliber-specific arbors. The package comes with six of the most popular arbors: AR243, AR264, AR3006, AR3030, AR762, and AR12GA, providing compatibility with many of the most common rifle and shotgun calibers on the market. With its durable construction, long battery life, and wide versatility, the Aimshot Rifle Boresight Kit is a practical solution for accurate and efficient zeroing.