Sightmark 300BLK 7.62x35mm Boresight Laser for 300BLK Platforms

The Sightmark SM39043 Laser Boresighter is a compact, black laser boresighter designed to streamline sight-in for 300 Blackout firearms, offering precise alignment without the guesswork and journey to the range. This laser boresighter fits 300 Blackout platforms and functions as a reliable tool for quick initial zeroing, enabling shooters to establish a proper point of aim from the outset and save time during setup. Built to deliver dependable performance, its laser emission provides a clear reference point, helping hunters and range enthusiasts alike verify alignment with their scope or red dot optics while maintaining a safe and efficient workflow. The compact, user-friendly design makes it ideal for field or bench use, allowing for repeatable boresight checks and consistent results across multiple shooting sessions. With its durable construction and black finish, the Sightmark boresighter integrates seamlessly into a seasoned shooter's toolkit, supporting precise, first-shot accuracy and reducing the need for prolonged sighting adjustments. Whether you're outfitting a new optic or verifying existing zero, this boresighter from Sightmark is a practical choice for fast, accurate setup on 300 Blackout platforms.