B Square AR15/M16 Accu-Wedge Receiver Buffer

Tango FIRE4000 Weapon-Mounted Laser Range Finder
The Tango FIRE4000 Weapon-Mounted Laser Range Finder (WMLRF) is the ultimate precision tool for long-range competitors and open-country hunters. Packed with advanced laser technology, this compact powerhouse helps you stay competitive by taking the guesswork out of every shot.

With the FIRE4000, you can keep your focus where it matters—on your target. No need to break position or lose sight of your target; this device does all the heavy lifting, so you can shoot smarter, not harder. Whether you’re pushing extreme distances or just fine-tuning your accuracy, the FIRE4000 has you covered.

Seamless Integration with Applied Ballistics® 
Powered by Applied Ballistics, the Tango FIRE4000 seamlessly connects to the AB Synapse – BOSS app. This innovative companion app provides advanced ballistic calculations, real-time updates for environmental conditions, and easy synchronization of AB profiles directly to your device. The  AB Synapse – BOSS app is available for both iOS and Android.

Available Software Modes:

• FIRE4000 Elite: Perfect for long-range shooters and hunters pushing popular calibers well into the transonic zone.

Take your precision shooting to the next level with the Tango FIRE4000—built for those who demand excellence in every shot.

Product features

User-Friendly Point-and-Shoot Functionality

• Keep your gun steady and on target while ranging with ease—no extra movements needed.
• A quick vibration lets you know when you’ve locked onto your target for confident shooting.
• Lightning-fast response time delivers results in just 0.5 seconds, whether you’re scanning or aiming at a single target.

Fastest Laser Feedback:

• Experience the quickest response time of any civilian-grade Weapon-Mounted Laser Range Finder (WMLRF) available.

Seamless Integration with Applied Ballistics® Ecosystem

• Easily connect with AB-compatible tools like Kestrel, Garmin, and more for a fully integrated shooting solution.

Class One Laser Technology

• Invisible Laser (905nm): Range up to 4,000 yards on reflective targets under ideal conditions, 2,000 yards on urban structures, and 1,500 yards on vegetation or non-reflective surfaces.
• Visible Laser (635nm): Features a red laser for zeroing purposes, with a recommended shadow box setup at 100 yards.

Advanced OLED Display

• Large, crisp display showing critical data such as target distance, angle, velocity (FPS), elevation, and windage.
• Customizable settings for brightness and orientation to match any lighting conditions.

Flexible Screen Orientation

• Easily switch between vertical and horizontal screen modes to suit your shooting style.
• Ideal for gas guns and versatile setups—compatible with monolithic and free-float designs for side-mounting convenience.

Onboard Angle Indicator

• Environmental data can be pushed through the AB Synapse – BOSS app or accessed in real-time via ABE (Applied Ballistics External) mode when connected to your Kestrel or Garmin device.

Additional Information

• Lightweight Design: At just 14.8 ounces, the Tango FIRE4000 Weapon-Mounted Laser Range Finder is engineered for precision without the bulk.

• Reliable Warranty Coverage: Enjoy peace of mind with a 3-year manufacturer warranty. After 3 years, support transitions to a time-and-materials basis.

Product subtotal

Taxes, discounts and shipping calculated at checkout.

FIRE4000 New Color Waitlist

Join our waitlist to be the first to know when the FIRE4000 is available for purchase in FDE. Get on the list today

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