10 Best 223 Bore Sighter 2025 in the United States

The EZshoot Bore Sight Laser Kit is a versatile and user-friendly option for anyone looking to zero in firearms from .17 caliber up to 12 gauge, including rifles and handguns. It stands out with its bright green laser, which is easier to see in low light and poor weather conditions compared to red lasers, helping you aim more precisely at longer distances. The kit includes 16 adapters and an arbor, making it compatible with a wide range of calibers, including 223 and other common hunting or shooting firearms. This flexibility is a big plus for users who have multiple guns or want a single tool for various calibers. The laser's output power is safely limited to under 5mW, which is strong enough for clear visibility but still safe for handling. EZshoot has designed the bore sighter with a sturdy aluminum and metal construction, giving it durability for repeated use, and it is compact and lightweight at just 0.37 pounds, making it easy to carry and store. The big button switch is convenient and responsive, and the package includes upgraded CR2 batteries that offer long life, minimizing interruptions during sighting sessions.

Users generally find it straightforward to install by selecting the correct adapter following the included manual, which is helpful for beginners. One thing to note is that the bore sighter mounts with a Picatinny mount, so it is important to confirm your firearm’s compatibility with this system. Also, it does not have night vision capability, so it’s best for daylight or well-lit indoor use. While it is well-rated and popular in its category, some users might find the large number of adapters a little overwhelming initially, but this is balanced by the detailed guidance provided. This EZshoot kit offers good accuracy, ease of use, and compatibility for most shooters who want a reliable and durable bore sighter with strong battery performance.

The MidTen Bore Sight Cal Red Dot Boresighter for 223 5.56mm Rem Gauge is a reliable tool for hunters and shooting enthusiasts. It is specifically designed for the .223 caliber, offering precise and consistent performance. The boresighter comes with a Class IIIA laser, operating at less than 5mW, making it safe and effective for sighting purposes. It is compatible with handguns and rifles, ensuring versatility for different firearms.

One major advantage is its ease of use; it fits perfectly in the bore, allowing for quick and efficient zeroing of optics. The sturdy brass construction adds to its durability, making it a long-lasting addition to your shooting gear. The accuracy is impressive, with a sighting range of 15 to 100 yards, which caters well to various shooting scenarios.

The package includes two sets of updated batteries (6 AG3 batteries), providing a battery life of about one and a half hours. Priced as a best-seller in the hunting boresighters category, the MidTen Bore Sight Cal Red Dot Boresighter is a durable, accurate, and easy-to-use tool for sighting .223 caliber firearms.

The EZshoot Laser Bore Sight is designed specifically for .223/5.56mm rifles and handguns, making it a solid choice if you need to zero your firearm quickly and accurately. Its brass construction feels sturdy, which helps maintain precise alignment over time. Users will appreciate the bright red laser that works well within a 15 to 100-yard range—this makes it practical for most shooting setups.

The bore sighter is easy to insert into the chamber and compatible with Picatinny mounts, though it is not meant for use with night vision devices. One standout feature is the inclusion of four sets of LR41 batteries, allowing for about six hours of total laser time before needing replacements, which is convenient for multiple sighting sessions. Accuracy is a key strength here, as many users report it helps save time and ammo during zeroing.

On the downside, while the device is built solidly, its compact size (about 1.75 inches long) means it can be easy to misplace if not stored carefully. Also, since it uses a class IIIA laser, you should handle it with caution to avoid eye exposure. This bore sighter is well-suited for hunters or shooters looking for an affordable, reliable tool to speed up the zeroing process, especially if they use .223 or 5.56mm firearms.