Description

BURRIS FastFire III Reflex Sight | 3 MOA Red Dot Optic

The BURRIS FastFire III 3 MOA is a compact, lightweight and rugged reflex red dot sight engineered for fast target acquisition and dependable performance. As Burris’s best-selling red dot platform, the FastFire III delivers a crisp 3 MOA aiming dot, intuitive controls and proven durability in a versatile optic suitable for everyday use and defensive readiness.

Whether used alongside iron sights or as a primary aiming system, the FastFire III allows quick, confident aiming in close-to-medium range engagements.

Compatibility

The Burris FastFire III is fully compatible with the Byrna CL Launcher, mounting directly to the CL’s optic-ready platform using the included Picatinny / Weaver mount or compatible adaptor plates.

This makes it an ideal upgrade for Byrna CL users seeking faster target acquisition and improved sight visibility in a compact, lightweight optic.

Key Features

3 MOA Red Dot Reticle:

Fine 3 MOA dot offers precise aiming while remaining fast and easy to acquire.

Automatic & Manual Brightness Control:

Sensor-assisted automatic brightness adjusts to ambient lighting, with three manual brightness levels for added control.

Compact & Lightweight Design

Ultra-small reflex sight adds minimal weight and does not disrupt balance on mounted platforms.

Parallax-Free with 1× Magnification

Enables natural, both-eyes-open shooting with a clear and intuitive sight picture.

Durable Construction

Shock-resistant and waterproof housing designed to withstand harsh conditions and recoil.

Top-Loading Battery Access

CR1632 battery can be replaced without removing the optic or losing zero.

Versatile Mounting Options

Includes a detachable Picatinny / Weaver mount for flexible installation.

Burris Forever Warranty™

Backed by Burris’s industry-leading lifetime guarantee.

Technical Specifications

Optical

• Reticle: Red dot (3 MOA)
• Magnification: 1×
• Parallax: Parallax-free

Adjustment

• Windage & Elevation: Adjustable in 1 MOA increments
• Adjustment Range: Up to 115 MOA total

Physical

• Lens Window Size: Approx. 21 × 15 mm
• Length: Approx. 48 mm
• Weight: Approx. 25–28 g
• Finish: Matte black

Power

• Battery Type: CR1632 (included)
• Battery Life: Extended runtime with automatic power management and shut-off during inactivity

Mount

• Mount Type: Detachable Picatinny / Weaver

Applications

The FastFire III is ideal for:

• Personal defence setups
• Close-to-medium range aiming
• Primary or backup reflex sight use
• Tactical and sport shooting applications
• Fast target acquisition in changing light conditions

Its compact size and low weight make it suitable for optics-ready platforms where balance and speed are critical.

What’s in the Box

• 1 × BURRIS FastFire III Reflex Sight (3 MOA)
• Detachable Picatinny / Weaver mount
• CR1632 battery (installed)
• Protective lens cover
• Adjustment tool
• User manual

Why Choose the Burris FastFire III

The FastFire III remains Burris’s most popular reflex sight because it strikes the right balance between simplicity, durability and performance. With a precise 3 MOA dot, automatic brightness management and versatile mounting options, it is a dependable reflex optic built for real-world use.