Sightmark .223 5.56x45 NATO Boresight SM39001

Dial in your rifle with confidence using the Sightmark .223 5.56x45 NATO Boresight. Designed to help you get on target faster, this compact tool lets you align your sights or optic before ever firing a round, saving time, ammunition, and range frustration. Simply chamber the boresight like a standard cartridge in your .223 rifle, and the visible red laser projects a clear aiming point for quick, accurate adjustments.

Built from durable brass and sized for easy transport, this boresight is made for shooters who want a practical, reliable zeroing solution for the range, the field, or at home. The end-cap operation is simple to use, while the included batteries, carrying case, and instructions make it ready for setup right out of the box. Recommended by the National Tactical Officers Association, it offers a convenient way to reduce wasted cartridges and improve your first-shot confidence.

Whether you are sighting in a new optic or confirming your zero before a hunt or training session, the Sightmark .223 Boresight helps make the process faster, smoother, and more efficient.