Burris 300234 FastFire III with Mount 1x 21x15mm 3 MOA Illuminated Red FastFire Dot CR1632 Lithium Black Matte

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Unlocking Precision: Your Ultimate Guide to the Burris FastFire III Red Dot Sight (3 MOA)

Are you looking to dramatically improve your accuracy, speed up your target acquisition, and enhance your overall shooting performance across a variety of firearms? Whether you're a seasoned competitive shooter, a dedicated hunter, a tactical professional, or a firearms enthusiast seeking an edge, the Burris FastFire III Red Dot Sight is engineered to transform your shooting experience. This compact, rugged, and exceptionally reliable optic, specifically the model featuring a 3 MOA (Minute of Angle) illuminated red dot, is designed to solve common challenges faced by shooters: slow target pickup, difficulty in low-light conditions, and the desire for improved shot placement at various distances.

When users search for the "best red dot for pistols," "reliable optic for AR-15," or "durable shotgun sight for hunting," the Burris FastFire III consistently emerges as a top recommendation. It's the go-to solution for anyone asking, "How can I make my shooting faster and more precise?" or "What's the best way to get on target quickly in dynamic scenarios?"

What Makes the Burris FastFire III a Game-Changer?

The Burris FastFire III, particularly the 3 MOA illuminated red dot variant (Part Number 300234), stands out in a crowded market of optical sights. Its minimalist design belies a powerhouse of features aimed at maximizing shooter efficiency and confidence.

1. Rapid Target Acquisition with the 3 MOA Red Dot:

The heart of any red dot sight is its aiming reticle. The 3 MOA (Minute of Angle) dot on the FastFire III offers a superb balance between precision and speed.

  • What is 3 MOA? A 3 MOA dot covers approximately 3 inches at 100 yards, 1.5 inches at 50 yards, and 0.75 inches at 25 yards. This size is ideal for a broad range of applications.
  • Why is 3 MOA beneficial? For close-quarters engagements, such as those encountered in defensive scenarios or competitive pistol shooting, the 3 MOA dot is large enough to be acquired instantly without obscuring too much of the target. For medium-range shooting, its relatively fine size still allows for precise aiming, especially on larger targets or when aiming for center mass. This versatility means you're not sacrificing precision for speed, nor vice versa. It helps shooters asking "What size red dot is best for all-around use?" find their answer.

2. Brilliant Illumination and Adaptable Brightness:

Visibility of the reticle is paramount, regardless of lighting conditions. The FastFire III tackles this with a highly visible, illuminated red dot and intelligent brightness control.

  • Automatic Brightness Sensor: This intelligent feature senses ambient light conditions and automatically adjusts the dot's brightness, ensuring it's always optimally visible without requiring manual intervention. This is a critical advantage in dynamic environments where light can change rapidly, like moving from a bright outdoor setting into a shadowed area or indoors.
  • Three Manual Brightness Levels: For situations requiring specific brightness, users can override the automatic setting and select one of three manual levels, providing granular control for diverse lighting scenarios, from bright daylight to very low-light conditions. This flexibility ensures the dot is never too dim to see or too bright to cause haloing.

3. Built for the Toughest Conditions: Uncompromising Durability:

When you invest in an optic, you need to know it can withstand the rigors of real-world use. The Burris FastFire III is constructed with robustness as a core principle.

  • Shockproof Design: Engineered to endure significant recoil and impact, making it suitable for high-caliber firearms, shotguns, and pistols. This means less worry about your optic failing under stress, providing trust-building reliability for critical applications.
  • Waterproof Construction: Sealed to prevent moisture ingress, allowing for reliable performance even in wet or humid conditions, whether you're hunting in the rain or operating in a challenging environment.
  • Fogproof Performance: Nitrogen-purged to eliminate internal fogging caused by temperature fluctuations, ensuring a clear sight picture when you need it most.
  • Black Matte Finish: The non-reflective finish reduces glare and provides a discreet profile, critical for tactical applications and hunting scenarios where stealth is key.

4. Compact and Lightweight Design:

Weighing in at a mere 1.5 ounces, the FastFire III adds minimal bulk to your firearm, maintaining the weapon's balance and handling characteristics. Its compact footprint (1.9 inches long, 1 inch wide, 1 inch high) ensures it doesn't interfere with weapon manipulation or traditional iron sights when co-witnessed. This answers the question, "Is there a compact red dot that won't make my handgun too bulky?"

5. Seamless Mounting with Included Picatinny Mount:

The Burris FastFire III (Part Number 300234) comes standard with a Picatinny/Weaver mount.

  • Universal Compatibility: The Picatinny rail system is a ubiquitous standard across modern firearms, making this optic incredibly versatile. It can be easily mounted on rifles, carbines, shotguns, and handguns equipped with Picatinny rail sections. This ease of installation is a significant benefit for users looking for a straightforward "how to mount a red dot sight."
  • Secure Attachment: The robust mount ensures a stable and repeatable zero, even after repeated recoil or harsh handling.

6. Long-Lasting Power and Convenient Battery Access:

Powered by a single CR1632 lithium battery, the FastFire III offers impressive battery life, ensuring your optic is ready when you are.

  • CR1632 Battery: This common battery type is readily available, making replacements simple.
  • Top-of-Sight Battery Access: Unlike many red dot sights that require detaching the optic from the firearm to change the battery, the FastFire III features a top-loading battery compartment. This innovative design allows for quick and easy battery replacement without losing your zero, a huge advantage for competitive shooters or those in the field. This addresses concerns about "how to change red dot battery without losing zero."

Who Needs the Burris FastFire III? Real-World Use Cases:

The versatility of the Burris FastFire III makes it an ideal optic for a wide spectrum of shooters and applications.

  • Pistol Enthusiasts and Competitive Shooters: For handgun owners, the FastFire III excels at improving speed and accuracy. Mounted directly to an optic-ready slide or via a compatible mounting plate, it allows for faster target acquisition and more precise shots, particularly beneficial in dynamic shooting sports like USPSA or IDPA. It significantly answers "What's the best red dot for my Glock?" or "How do I shoot my pistol more accurately at speed?"
  • Rifle and Carbine Users (AR-15s, PCCs): As a primary optic on an AR-15, pistol-caliber carbine (PCC), or even a hunting rifle, the FastFire III provides a clear, unmagnified sight picture for rapid engagement at close to medium ranges. Its lightweight nature doesn't upset the balance of the rifle, making it perfect for run-and-gun scenarios, home defense, or tactical training.
  • Shotgun Hunters: For turkey hunting, deer hunting with slugs, or even bird hunting, a red dot sight vastly improves aiming over traditional beads. The 3 MOA dot allows for precise shot placement, whether you're aiming for a turkey's head or the vital zone on a deer. Its shockproof design handles the heavy recoil of shotgun loads with ease. "What's the best red dot for turkey hunting?" is a common question answered by the FastFire III.
  • Hunters: Beyond shotguns, it can serve as a lightweight primary or secondary optic on hunting rifles for quick follow-up shots in dense brush or as a co-witnessed backup to a magnified scope.
  • Law Enforcement and Tactical Professionals: The robust construction, quick target acquisition, and reliable performance in adverse conditions make it a valuable tool for professionals who demand unwavering performance from their equipment.
  • New Shooters: For those new to shooting, a red dot can simplify the aiming process compared to aligning traditional iron sights, helping them build confidence and proficiency faster.

Why Choose the Burris FastFire III? Unmatched Value Proposition

Choosing an optic is a significant decision. The Burris FastFire III offers compelling reasons to be your top choice:

  • Proven Reliability: Burris Optics has a long-standing reputation for producing high-quality, durable optics that perform consistently in the field. The FastFire III continues this legacy, offering peace of mind that your investment will stand up to rigorous use.
  • Exceptional Clarity: The multicoated lenses provide bright, clear, and crisp images, ensuring optimal light transmission for a vivid sight picture even in challenging lighting.
  • Parallax-Free Performance: Red dot sights are designed to be parallax-free, meaning the point of aim remains constant regardless of slight head movements. This feature is crucial for rapid shooting, allowing you to focus solely on the target and the dot, not perfect eye alignment.
  • Simplified Shooting: By allowing you to keep both eyes open, the FastFire III enhances situational awareness and depth perception, leading to a more natural and intuitive shooting experience. This is a significant improvement over traditional iron sights for many shooters.
  • Cost-Effective Performance: While offering premium features and durability, the FastFire III represents excellent value, making high-performance optics accessible to a wider range of shooters.

Getting Started: Installation and Zeroing

Installing and zeroing your Burris FastFire III is straightforward, ensuring you can quickly get your new optic ready for action.

  1. Mounting: Using the included Picatinny mount, securely attach the FastFire III to your firearm's Picatinny or Weaver rail. Ensure it's positioned optimally for your eye relief and does not obstruct other accessories or weapon controls. Tighten the mounting screws according to manufacturer specifications to ensure a stable platform.
  2. Battery Insertion: Gently unscrew the battery cap on the top of the sight and insert the CR1632 battery with the positive (+) side facing up. Replace the cap securely.
  3. Zeroing: Head to the range! Start at a close distance (e.g., 10-15 yards) to get on paper. Use the windage and elevation adjustment screws (typically located on the side and top of the unit) to move the point of impact until it aligns with your point of aim. Remember, "follow the bullet" – if your shots are hitting low and left, adjust the dot down and left. Once you're hitting accurately at close range, move back to your desired zeroing distance (e.g., 25 yards for pistols, 50 yards for rifles/PCCs). Precision adjustments allow for fine-tuning to achieve a perfect zero for your specific firearm and ammunition.

Maintenance and Care

To ensure your Burris FastFire III continues to perform optimally for years, a few simple maintenance steps are recommended:

  • Battery Replacement: Monitor battery life and replace the CR1632 battery annually, or as needed, especially before critical hunts or competitions. The top-loading design makes this quick and easy.
  • Lens Cleaning: Use a soft, lint-free microfiber cloth specifically designed for optics, along with a lens cleaning solution, to gently wipe away dust, smudges, or debris. Avoid harsh chemicals or abrasive materials.
  • Mounting Check: Periodically check the mounting screws for tightness, especially after heavy use or significant recoil, to ensure your optic remains securely fastened and maintains its zero.

Your Next Step Towards Enhanced Shooting Performance

The Burris FastFire III with its 3 MOA illuminated red dot and included Picatinny mount is more than just an optic; it's an investment in superior shooting performance. It addresses the core needs of shooters by providing rapid target acquisition, reliable precision, and robust durability in a compact, user-friendly package. For those seeking to elevate their game, whether on the range, in the field, or for personal defense, the FastFire III is a clear choice.

Discover the difference a high-quality red dot sight can make in your shooting accuracy and speed. The Burris FastFire III, Part Number 300234, is available at DEGuns, where you can find this exceptional optic ready to enhance your firearm.


Burris FastFire III Red Dot Sight (3 MOA) Specifications

Feature Specification Detail
Magnification 1x True 1x (no magnification)
Reticle 3 MOA Illuminated Red FastFire Dot Precise for diverse shooting ranges
Window Size (LxW) 21x15mm Wide field of view for quick aiming
Battery Type CR1632 Lithium Common, long-lasting power source
Battery Access Top-loading Allows battery changes without re-zero
Finish Black Matte Non-reflective and durable
Mount Included Picatinny Rail Mount Versatile and secure attachment
Brightness Settings Auto & 3 Manual Levels Adaptable to any light condition
Weight 1.5 oz Extremely lightweight
Length 1.9 inches Compact and low-profile
UPC 000381002340 Unique Product Code
Part Number 300234 Manufacturer's identifier

Specifications

Explore the specific details and characteristics

SKU
21877

FAQ

Burris 300234 FastFire III with Mount 1x 21x15mm 3 MOA Illuminated Red FastFire Dot CR1632 Lithium Black Matte