Est. 2014 | USA Small Business
Sig Sauer KILO3K | 3000 Yard Rangefinder w/ Ballistic Aiming Assistant
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Return & Exchange policy:
- Summary: Don't take those sweet Instagram pics and then try to return a used item. Must be within 30 days of delivery.
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- Rules for Returns: We will deduct refurbishing costs, plus materials and labor, of used products or modified products - or decline the return. This includes, but is not limited to; products with residue, smells, scratches, missing parts, debris, dents and damage. **We reserve the right to refuse returns. Refused returns shipping cost back to the buyer are not covered by Atomic Defense.
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Sig KILO 3K BDX Rangefinder: Fast Precision Ranging in Milliseconds
- Up to 3000 Yard Range: Get instant, precise distance measurements up to 3,000 yards on reflective objects.
- Connect Wirelessly with other BDX Devices: Wirelessly connects to BDX riflescopes and the Sig BDX app for real-time ballistic data exchange.
- Automatic Brightness Adjustment: The Lumatic OLED display automatically adjusts brightness for clear visibility in any lighting.
- Compact & Durable: A lightweight, water-resistant unit built for rugged outdoor conditions.
Sig Sauer KILO3K Review
What are some common accessories to add to the Sig KILO3K?
- Sig Sauer SIERRA BDX Riflescope: Pair your KILO3K with a compatible BDX riflescope to unlock the full potential of the BDX system. The rangefinder wirelessly sends a ballistic solution to the scope, giving you an illuminated holdover point for an accurate shot.
- Protective Case: Keep your Sig Sauer KILO3K safe from scratches, drops, and the elements with a durable case. This ensures your rangefinder remains in optimal condition for all your outdoor adventures.
- Universal Tether or Lanyard: Prevent accidental drops and keep your rangefinder secure and accessible while in the field. This simple accessory provides peace of mind and quick access when you need it most.
- Lens Cleaning Kit: Maintain a clear and crisp view through your rangefinder with a dedicated lens cleaning kit, ensuring maximum light transmission and ranging performance.
Sig 3K Features and Specs
The Sig Sauer KILO 3K rangefinder features the advanced BDX system and the Gen II Lightwave DSP engine, providing incredibly fast and accurate ballistic solutions. This rangefinder eliminates the guesswork from long-range shots by instantly calculating a precise aiming point, which it then shares with your BDX scope. This innovative technology ensures you have the data you need for a successful shot, whether you're a hunter or a competitive shooter.

Key Features
- BDX 2.0 System: Wirelessly connects to BDX riflescopes and the Sig BDX app for real-time ballistic data exchange.
- Gen II Lightwave DSP Engine: Delivers the fastest and most accurate ranging performance on the market.
- Lumatic OLED Display: Automatically adjusts the display brightness to a comfortable level for optimal visibility.
- Multiple Ranging Modes: Includes Archery Mode, Line of Sight, and Angle Modified Range for various applications.
- Compact Design: Ergonomic and lightweight, it fits comfortably in your hand for easy, one-handed operation.
Technical Specifications
- Magnification: 6x
- Objective Diameter: 22mm
- Dimensions: 4.6" x 2.9" x 1.3"
- Power Source: (1) CR2 Battery
- Waterproofing: IPX-4 (Water Resistant)
- Max Reflective Range: 3,000 Yards
- Range on Deer: 1,500 Yards
- Color: Ranger Green
What's in the box of the Sig KILO 3K Rangefinder?
- (1) Sig Sauer KILO3K 6x22mm Rangefinder
- (1) CR2 Battery
- (1) Lanyard
- (1) Carry Case
- (1) Quick Start Guide
Sig 3K Rangefinder FAQs
Can the Sig Sauer KILO3K be used for archery?
Yes, the KILO3K has a dedicated Archery Mode that provides angle-modified ranging. This custom ranging mode is essential for accurate shots at various elevations.
What is the difference between the KILO3K and other rangefinders?
The key difference is the BDX system, which is exclusive to Sig BDX rangefinders. It enables wireless communication with a compatible riflescope to provide a digital holdover dot directly on your reticle, removing the need for manual adjustments.
Is this rangefinder waterproof?
The KILO3K is IPX-4 rated, which means it is water-resistant and can withstand splashes or light rain. The monocular is not fully waterproof and you should not submerge it or use it under water.
How far can the KILO3K range?
The maximum reflective range is up to 3,000 yards. The range on trees is up to 1,800 yards, and on deer, it is up to 1,500 yards.
Does this rangefinder work with any riflescope?
The BDX features work specifically with Sig Sauer BDX-enabled riflescopes. It can function as a standalone rangefinder with any other scope. However, the ballistic data exchange will not function.
What kind of battery does the Sig Sauer KILO3K use?
The KILO3K uses a single CR2 battery, which comes in the box with the rangefinder.
How do I connect the Sig 3K to my smartphone?
You can connect the rangefinder to the Sig Sauer BDX app via Bluetooth to update firmware and manage ballistic profiles.
How accurate is the KILO3K?
The KILO3K is highly accurate, providing +/- 0.5-yard precision on reflective targets out to 1,000 yards, ensuring a precise range for your shot.
Where can I purchase a genuine KILO3K rangefinding monocular?
For a real product, warranty help, and dependable customer service, trust Atomic Defense. They are an authorized seller of the Sig Sauer KILO3K rangefinder.