The Sightmark 300BLK (7.62x35mm) Laser Boresight chambers like a regular cartridge and projects a red laser dot to indicate where the rifle is aiming. It is designed for firearms chambered in .300 AAC Blackout (7.62x35mm) and provides a fast, non-live-fire method for initial sight alignment. This tool is suitable for hunters, competitive shooters, and range users who want to reduce live-fire time during the sight-in process.
Key Specifications
- Compatible with 7.62x35mm (.300 AAC Blackout) chambers.
- Designed to fit .300 AAC Blackout cartridges.
- Powered by 3 AG3 batteries (included).
- Includes a carrying case and instructions.
- Laser projects a red aiming dot.
- Exterior color is Black.
- Construction material listed as Brass.
- Recommended sighting range is 15–100 yards.
- Operating temperature range is -10 to 50 F/C.
- Product dimensions listed as 1.00 x 5.00 x 7.50.
Compact and mechanically simple, the Sightmark 300BLK Laser Boresight provides a reliable, low-effort way to establish an initial zero for rifles chambered in 7.62x35mm. Its straightforward operation and brass construction make it a practical tool for reducing range time while setting up optics or iron sights.
This description was generated with AI and may contain errors. Verify specifications and legal restrictions with the manufacturer before purchase. Provided “as-is” without warranties or guarantees.




