Burris FastFire II 3 MOA Dot Reflex Sight 300234

BURRIS FastFire II 3 MOA Dot Reflex Sight (300234)

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  • BURRIS FastFire II 3 MOA Dot Reflex Sight (300234)
  • BURRIS FastFire II 3 MOA Dot Reflex Sight (300234)
  • BURRIS FastFire II 3 MOA Dot Reflex Sight (300234)
  • BURRIS FastFire II 3 MOA Dot Reflex Sight (300234)
  • BURRIS FastFire II 3 MOA Dot Reflex Sight (300234)
Free Standard Delivery
FREE Standard Delivery
30-Day Easy Returns
30-Day Easy Returns
Secure Ordering
Secure Ordering
Size Chart


Features of Burris FastFire II 3 MOA Dot Reflex Sight 300234

  • 1x magnification allows both-eyes-open shooting, for enhanced awareness and target acquisition
  • Compact and lightweight, so it won't affect firearm balance or handling
  • Parallax-free, for better accuracy
  • Mounts to almost anything - including handguns, rifles, and shotguns - using Burris mounting systems
  • Automatic brightness sensor adjusts brightness to match the environmental conditions; also features 3 manual brightness settings
  • Windage and elevation adjustments make optic fine-tuning easy; no special tool required
  • Index-matched, Hi-Lume multicoating provides low-light performance and glare elimination
  • Shockproof design stands up to years of punishing recoil
  • FastFire 3-MOA Dot reticle
  • Includes Picatinny mount for mounting on rifles, handguns, and tactical shotguns

Product Info for Burris FastFire II 3 MOA Dot Reflex Sight 300234

The BURRIS FastFire III Sight, 3 MOA Dot, Picatinny Mount (300234) is the most versatile red dot sight on the market. Its unlimited eye relief and parallax-free 1x magnification provide the advantage of aiming and shooting with both eyes open. Mounted on a pistol, shotgun or patrol rifle, it is the perfect CQB sight.

The new FastFire III is the latest generation of the popular sight and it is even better suited for tactical applications. The sight offers upgraded features such as top mounted battery making it easier to change batteries; upgraded windage and elevation adjustments, and a convenient power button that provides three manual brightness and an automatic brightness setting. They've also added a low battery warning indicator and see-through protective cap.

The FastFire III Sight is lightweight and fully waterproof. It is ruggedly designed, impervious to the elements and will hold up to years of punishing recoil. Fits all Weaver and Picatinny-style bases.

GritrOutdoors is an authorized Burris dealer

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Warranty Information

Magnification 1x
Clear Objective Lens Diameter, mm 21x15
Eye Relief Unlimited
Click Value 1 MOA
Windage Adjustment 86 MOA
Elevation Adjustment, Total Capability 115 MOA
Reticle FastFire 3-MOA Dot
Reticle Color Red
Parallax/Focus Parallax-Free
Illumination Control Manual Push-Button & Automatic Brightness Adjustment
Illumination Settings 3 Manual Brightness Levels; Automatic Setting Reactive to Environment
Mount Picatinny Mount
Waterproof Yes
Finish Matte Black
Battery CR1632
Length, in 1.9"
Weight, oz 1.5
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Additional Information

Matte Black
FastFire II
Product Type:
Reflex Sights
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3 Reviews

  • 4
    Nice sight

    Posted by Zacharia Bass on Jul 5th 2021

    Another nice product from Burris only negative is battery cap is hard to get back on

  • 4
    Battery cover a nightmare to install.

    Posted by Usmaan Gould on Apr 26th 2021

    The clarity is excellent and only complaint the battery cap is very difficult install when the battery is in place.

  • 5
    Burris red dots

    Posted by Krish Emery on Apr 24th 2021

    Awesome optic. Very reliable and easy to set.

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