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10 Best Bore Sight For 300 Black Out 2025 in the United States

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Our Top Picks

#1

Winner

EZshoot Laser Bore Sight 300BLK 7.62x35mm Red Laser Boresighter with 2 Sets of Batteries

Rating
9.8
Chosen by1,135
Battery Life
Ease of Use
Durability

Most important from
4638 reviews

Battery Life
The inclusion of multiple sets of batteries is a thoughtful detail that ensures the boresighter is always ready to go.
Ease of Use
This boresighter is incredibly easy to use, providing a precise and reliable method for sighting firearms.
Durability
The build quality is exceptional, sturdy, and well-made, able to withstand regular use.

The EZshoot Laser Bore Sight for 300 Blackout (7.62x35mm) is a well-constructed tool that aims to improve the accuracy of your shooting setup. Its high-precision red laser performs effectively in dimly lit environments, making it easier to zero in on your target from a range of 15 to 100 yards. This is especially beneficial for hunters or shooting enthusiasts who need to quickly and accurately align their sights, reducing the time spent on the range.

One of the key strengths of this bore sight is its caliber-specific design, ensuring compatibility with the 300 AAC Blackout, which enhances precision. The solid brass construction adds to its durability, meaning it can withstand various environmental conditions without losing its form. Additionally, it comes with two sets of LR41 batteries, allowing for around 3 hours of sighting time, which is a practical feature for extended use.

The battery life of 1.5 hours per set may not be sufficient for longer shooting sessions, especially if you are using it extensively. Also, while the red laser is visible in many conditions, it may not perform as well in bright daylight compared to green lasers. This bore sight is ideal for casual shooters and hunters looking for a straightforward, effective way to improve their shooting accuracy without extensive setup. If you appreciate easy-to-use tools and are specifically using a 300 Blackout rifle, the EZshoot Laser Bore Sight can be a solid, reliable option.

Rating
9.8
Chosen by1,135
Battery Life
Ease of Use
Durability

Most important from
4638 reviews

Battery Life
The inclusion of multiple sets of batteries is a thoughtful detail that ensures the boresighter is always ready to go.
Ease of Use
This boresighter is incredibly easy to use, providing a precise and reliable method for sighting firearms.
Durability
The build quality is exceptional, sturdy, and well-made, able to withstand regular use.
#2

EOTECH XPS2-300 - Holographic Weapon Sight in Black

Rating
9.6
Ease of Use

Most important from
1169 reviews

Ease of Use
This optic is original, has good brightness, and is easy to install, plus it comes with a 10-year warranty.

The EOTECH XPS2-300 Holographic Weapon Sight is specifically designed for firearms using the .300 Blackout caliber, making it a suitable choice for both hunting and sport shooting. One of its standout features is the ballistic drop reticle, which allows users to easily zero in on both subsonic and supersonic rounds using the same reticle pattern. This can significantly enhance shooting accuracy without the need for constant adjustments. Its compact design is another plus, as it frees up valuable rail space for additional accessories like rear iron sights or magnifiers.

In terms of durability, the XPS2-300 is made from aluminum, which provides a sturdy build while keeping the weight to just 9 ounces. This lightweight design is beneficial for extended use without fatigue. Plus, it comes with a 10-year limited warranty, showing EOTECH's confidence in their product's longevity.

There are some considerations to keep in mind. Firstly, it lacks night vision capabilities, which may limit its use in low-light conditions for some users. Additionally, while the holographic sight is easy to use, the learning curve may be slightly steep for beginners who are not familiar with reticle systems. If you are primarily focused on utilizing the .300 Blackout caliber and want a sight that balances compactness with functionality, the EOTECH XPS2-300 is definitely worth considering. Just ensure that its limitations align with your specific shooting needs.

Rating
9.6
Ease of Use

Most important from
1169 reviews

Ease of Use
This optic is original, has good brightness, and is easy to install, plus it comes with a 10-year warranty.
#3

Sightmark 300BLK 7.62x35mm Boresight with Red Laser

Rating
9.3
Type of Bore Sight
Caliber Compatibility
Battery Life

Most important from
9732 reviews

Type of Bore Sight
The Sightmark boresights are much better than the muzzle-loaded bore sights, making it easy to dial in a scope and confirm aim points.
Caliber Compatibility
This boresight is a must-have for zeroing your rifle without spending a lot of rounds, especially effective for .308 Win caliber.
Battery Life
It's crucial to use silver oxide batteries instead of the included alkaline ones for a brighter and longer-lasting laser.
Ease of Use
Despite not having an on-off switch, the Sightmark boresight fits well in the chamber and does not get stuck or misalign the laser.
Durability
The laser body is made of sturdy brass, perfectly aligned with the barrel axis, ensuring no fringes once placed in the chamber.

The Sightmark 300BLK 7.62x35mm Boresight with Red Laser is a handy tool for hunters and shooting enthusiasts needing precise zeroing of their firearms. It uses a <5mW Class IIIA red laser to provide a visible reference point, making it easier to align your sights accurately. This precision helps save ammo and time, which is great for hunters looking to minimize cartridge waste and costs.

It’s small and lightweight, making it easy to pack and carry for field use. The boresight is made of durable brass and is built to withstand recoil and rough handling, ensuring long-term accuracy and reliability. Some users might find the battery life to be less than ideal, and it's worth noting that it doesn’t support night vision.

Additionally, it's specifically designed for 300BLK 7.62x35mm calibers, so it won’t be compatible with other calibers. The product comes with a carrying case and has a limited lifetime warranty, offering some peace of mind regarding its longevity. This boresight is particularly beneficial for hunters and shooting enthusiasts who use 300 Blackout rifles.

Rating
9.3
Type of Bore Sight
Caliber Compatibility
Battery Life

Most important from
9732 reviews

Type of Bore Sight
The Sightmark boresights are much better than the muzzle-loaded bore sights, making it easy to dial in a scope and confirm aim points.
Caliber Compatibility
This boresight is a must-have for zeroing your rifle without spending a lot of rounds, especially effective for .308 Win caliber.
Battery Life
It's crucial to use silver oxide batteries instead of the included alkaline ones for a brighter and longer-lasting laser.
Ease of Use
Despite not having an on-off switch, the Sightmark boresight fits well in the chamber and does not get stuck or misalign the laser.
Durability
The laser body is made of sturdy brass, perfectly aligned with the barrel axis, ensuring no fringes once placed in the chamber.

Buying Guide for the Best Bore Sight For 300 Black Out

Choosing the right bore sight for your 300 Blackout rifle can significantly enhance your shooting accuracy and save you time and ammunition. Bore sights are tools that help you align your rifle's scope or sights with the barrel, ensuring that your shots are on target from the get-go. When selecting a bore sight, it's important to consider several key specifications to ensure you get the best fit for your needs. Here are the key specs to look out for and how to navigate them.
Type of Bore SightBore sights come in two main types: laser bore sights and optical bore sights. Laser bore sights project a laser beam from the chamber or muzzle, making it easy to see where your rifle is aiming. Optical bore sights use a grid or crosshair that you look through to align your sights. Laser bore sights are generally more user-friendly and quicker to use, while optical bore sights can be more precise. If you are a beginner or need quick adjustments, a laser bore sight might be the best choice. For more detailed and precise adjustments, consider an optical bore sight.
Caliber CompatibilityIt's crucial to ensure that the bore sight you choose is compatible with the 300 Blackout caliber. Bore sights are often designed for specific calibers, and using the wrong one can result in inaccurate sighting or even damage to your firearm. Always check the product specifications to confirm that the bore sight is designed for 300 Blackout. This ensures a proper fit and accurate alignment.
Battery LifeFor laser bore sights, battery life is an important consideration. A longer battery life means you can spend more time sighting in your rifle without needing to replace the batteries frequently. Look for bore sights with efficient power usage and easily replaceable batteries. If you plan to use the bore sight frequently or for extended periods, opt for one with a longer battery life to avoid interruptions.
Ease of UseThe ease of use of a bore sight can greatly affect your experience. Some bore sights are designed to be simple and straightforward, requiring minimal setup and adjustment. Others may have more complex features that offer greater precision but require more time and effort to use. Consider your level of experience and how comfortable you are with technical adjustments. If you prefer a quick and easy setup, look for a bore sight with user-friendly features.
DurabilityDurability is an important factor, especially if you plan to use the bore sight in various environments or conditions. Look for bore sights made from high-quality materials that can withstand regular use and potential drops or impacts. A durable bore sight will provide consistent performance over time and is a better investment in the long run. If you often shoot outdoors or in rugged conditions, prioritize durability in your selection.

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