Sightmark 300BLK 7.62x35mm Boresight – Essential for Fast and Accurate Zeroing

Zero Your Firearm Without Wasting Ammo

The Sightmark 300BLK 7.62x35mm boresight allows you to zero your firearm quickly, efficiently, and without wasting expensive ammunition. Simply insert the boresight into the chamber of your 300 Blackout (7.62x35mm) firearm and align your optics with precision. Achieve tight groups on your first shots at the range.

Premium Materials for Lasting Reliability

Made from durable brass, this boresight ensures long-lasting performance and consistent results, even with frequent use. Its robust construction withstands repeated handling and transport in your gear.

Easy to Use and Universally Compatible

Compatible with all 300BLK (7.62x35mm) firearms, from hunting rifles to tactical platforms. The compact design makes it easy to carry, and installation is tool-free and straightforward.

Perfect for Hunters, Sport Shooters, and Tactical Users

Whether you’re a hunter needing quick adjustments in the field, a sport shooter demanding precision, or a tactical user relying on your equipment – this boresight is a must-have addition to your kit.