AimShot Modular Rifle Boresighter Kit 243 308 Win 7.62x54mm Chamber Brass AR243 AR3006 Arbors Laser

The AimShot MBSKIT3 Modular Rifle Boresighter Kit 243/308 Win/7.62x54mm Chamber Brass delivers a versatile, brass chamber bore sight solution that combines the original BS223 laser bore sight module with AR243 and AR3006 arbors to cover the major calibers in a single, portable kit. This chamber-mounted bore sight kit provides a practical, user-friendly way to establish quick, repeatable boresight references for scope alignment, reducing lead time at the range and helping shooters achieve first-shot alignment with confidence. Housed in a compact zipper pouch for easy transport, the kit includes durable brass components and a reliable LR41 battery-powered laser that integrates smoothly with most bolt-action and semi-automatic platforms through its modular arbors. Whether you are mounting optics on rifles chambered in 243, 308 Win, or 7.62x54mm, the MBSKIT3 offers a clean, centralized setup that minimizes guesswork and downtime, enabling precise adjustments, safer range sessions, and consistent results across different calibers. Designed for professional use and practical field applications, AimShot's bore sight kit supports efficient zeroing workflows while maintaining a compact, travel-ready profile.