Extrema Ratio BD4 Lucyk Desert pocket knife tactical folding spear point blade

ExtremaRatioSKU: 03994

Brand: ExtremaRatio

Condition: New (Branded)

Origin Country: Italy

Vintage: No

Sale price$197.10

Shipping calculated at checkout

The Extrema Ratio BD4 Lucyk Desert is a high-quality folding knife designed for tactical applications and everyday use. The knife features a sleek and minimalist design, highlighted by its desert-colored handle and robust build. Made in Italy, this knife is a testament to Extrema Ratio's commitment to quality and craftsmanship.

Blade Material: Bohler N690 stainless steel, renowned for its durability, edge retention, and corrosion resistance.
Blade Style: A straight, spear-point blade with partial serrations, offering versatility for both slicing and cutting through tougher materials.
Handle Material: Lightweight and durable aluminum alloy, anodized in a desert tan color for a sleek appearance and enhanced corrosion resistance.
Blade Length: Approximately 4.7 inches, providing a good balance of reach and control.
Overall Length: Around 11 inches when open, ensuring a secure and comfortable grip.
Weight: Lightweight construction, making it easy to carry and handle without sacrificing strength or durability.
Finish: Satin finish on the blade for a clean and polished look, complementing the desert tan handle.
Locking Mechanism: Reliable and easy-to-use liner lock mechanism, ensuring the blade stays securely in place during use.
Pocket Clip: Reversible pocket clip for convenient and versatile carrying options, allowing the knife to be easily accessible.
Deployment: Flipper tab and dual thumb studs for smooth and rapid blade deployment.

Design Details:
Ergonomics: The handle is designed with a slight curve and a textured surface for a comfortable and secure grip, even in challenging conditions.
Ease of Use: The flipper tab and thumb studs make it easy to deploy the blade quickly, while the liner lock ensures safety during use.
Versatility: The combination of a straight edge and serrated section on the blade makes it suitable for a wide range of tasks, from fine slicing to cutting through tougher materials.


The Extrema Ratio BD4 Lucyk Desert is ideal for:

Tactical Operations: Designed for reliability and effectiveness in high-stress situations, making it suitable for military and law enforcement personnel.
Everyday Carry (EDC): Its compact size, lightweight construction, and versatile blade design make it suitable for everyday use, providing practicality in various situations.
Outdoor Activities: Suitable for camping, hiking, and other outdoor activities where a reliable folding knife is essential.

New (Branded)

In our condition standards, New (Branded) stands for all items in our store that are new, unused, and made by a modern manufacturer, also come in original packages with labels.

Most of our branded items are made by time-tested military gear manufacturing companies like GoreTex, HAIX, MIL-TEC, MFH, Thinsulate, and more, also we cooperate with the most famous and best quality tactical and camping equipment manufacturers like Optimus, Katadyn, Boker, FoxKnives, Seva, Steiner, and others.



Warranty applies only if the manufacturer offers it.

We do not apply any by ourselves.

  • BRAND : ExtremaRatio
  • VINTAGE : No
  • TYPE : Pocket Knife
  • BLADE TYPE : Spear Point
  • STYLE : Tactical
  • COLOR : Tan
  • HANDLE MATERIAL : Anticorodal anodized aluminum
  • BLADE LENGTH : 123mm
  • KNIFE WEIGHT : 173g
  • DEXTERITY : Ambidextrous
  • CLIP : Yes
  • SHEATH : No

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