Extrema Ratio · Code 04.1000.0222/BLK

Fixed Knife EXTREMA RATIO SATRE BLACK 04.1000.0222/BLK

★★★★★ 4,8 147 reviews Heureka verified
Extrema Ratio SATRE BLACK is an ideal choice for those looking for a compact, fixed and highly durable knife designed for survival, tactical operations and everyday carry. Thanks to its integral construction and ergonomics, it offers the perfect balance between mobility and performance. If you need a reliable and discreet knife that will not let you down in any situation, SATRE BLACK is the right choice. 📦 Order now and get free shipping 🚚
Knives Fixed knives

Detailed product description

🔥 Fixed Knife EXTREMA RATIO SATRE BLACK 04.1000.0222/BLK

🔪 Extrema Ratio SATRE BLACK is a compact and highly durable fixed-blade knife designed for survival, tactical missions and everyday use. Thanks to its integral construction and ergonomic shape, it offers maximum reliability in every situation.

📐 Specifications

🔥 Fixed Knife EXTREMA RATIO SATRE BLACK 04.1000.0222/BLK

🔪 Extrema Ratio SATRE BLACK is a compact and highly durable fixed-blade knife designed for survival, tactical missions and everyday use. Thanks to its integral construction and ergonomic shape, it offers maximum reliability in every situation.

📐 Specifications

Sheath: Kydex, MOLLE-compatible, with neck carry option

Key features

Integral construction: Maximum strength and reliability.

Lightweight and compact: Ideal for everyday carry and emergency situations.

Multifunctional design: Suitable for survival, self-defense and everyday tasks.

Ergonomic grip: The handle can be wrapped with paracord for a better hold.

Tactical black finish: Minimizes reflections and increases durability.

📜 Historical context and inspiration

Extrema Ratio SATRE is based on the “survival knife” concept — a knife for survival that must be compact, lightweight, yet durable enough for demanding tasks. The SATRE model was developed in cooperation with survival experts and special units, giving it the perfect balance between size and functionality.

⚖️ Safety and legislation

SATRE BLACK is a fixed knife with a blade under 7.5 cm, which means carrying it is not restricted in many countries. Nevertheless, we recommend checking your local legislation before use.

🎒 Accessories and upgrade options

📌 Included in the package:

Extrema Ratio SATRE BLACK

Kydex sheath with MOLLE compatibility

Paracord for neck carry (optional use)

Recommended accessories:

Sharpening stones or diamond sharpeners to maintain edge sharpness

Tactical blade oil for long-term corrosion protection

Adapter for horizontal belt carry

🧽 Maintenance and sharpening

🔹 Cleaning: Wipe the blade after use and apply anti-corrosion oil regularly.

🔹 Sharpening: A fine diamond or ceramic sharpener is recommended for a precise edge.

🔹 Storage: In a dry environment, ideally in the Kydex sheath for secure retention.

🔧 Extra benefits

⭐ Lifetime warranty – Extrema Ratio quality guarantee

🚚 Free shipping – valid for all orders of this model

🎖 Exclusive model – not commonly available on the market

🔎 Comparison with other models

Compared to the Extrema Ratio NK1 BLACK, the SATRE BLACK model is larger (70 mm versus 56 mm blade length) and more ergonomic thanks to its wider handle. NK1 is better for concealed carry, while SATRE offers better control for more demanding tasks.

Compared to the Extrema Ratio Satre Desert, SATRE BLACK has the same blade and construction, but the black finish makes it less conspicuous and more resistant to reflections.

Compared to the Extrema Ratio Misericordia, SATRE BLACK is shorter and more focused on survival, while Misericordia is a combat knife with a longer blade (110 mm). SATRE is therefore better for everyday use and outdoor survival.

📌 Conclusion

Extrema Ratio SATRE BLACK is an ideal choice for those looking for a compact, fixed and highly durable knife designed for survival, tactical operations and everyday carry. Thanks to its integral construction and ergonomics, it offers the perfect balance between mobility and performance.

If you need a reliable and discreet knife that will not let you down in any situation, SATRE BLACK is the right choice.

💬 Order now!

Extrema Ratio SATRE BLACK is available in limited quantities. Take advantage of free shipping and a lifetime warranty on this exclusive model. 🛒

🔗 Order your SATRE BLACK today!

Sheath: Kydex, MOLLE-compatible, with neck carry option

Key features

Integral construction: Maximum strength and reliability.

Lightweight and compact: Ideal for everyday carry and emergency situations.

Multifunctional design: Suitable for survival, self-defense and everyday tasks.

Ergonomic grip: The handle can be wrapped with paracord for a better hold.

Tactical black finish: Minimizes reflections and increases durability.

📜 Historical context and inspiration

Extrema Ratio SATRE is based on the “survival knife” concept — a knife for survival that must be compact, lightweight, yet durable enough for demanding tasks. The SATRE model was developed in cooperation with survival experts and special units, giving it the perfect balance between size and functionality.

⚖️ Safety and legislation

SATRE BLACK is a fixed knife with a blade under 7.5 cm, which means carrying it is not restricted in many countries. Nevertheless, we recommend checking your local legislation before use.

🎒 Accessories and upgrade options

📌 Included in the package:

Extrema Ratio SATRE BLACK

Kydex sheath with MOLLE compatibility

Paracord for neck carry (optional use)

Recommended accessories:

Sharpening stones or diamond sharpeners to maintain edge sharpness

Tactical blade oil for long-term corrosion protection

Adapter for horizontal belt carry

🧽 Maintenance and sharpening

🔹 Cleaning: Wipe the blade after use and apply anti-corrosion oil regularly.

🔹 Sharpening: A fine diamond or ceramic sharpener is recommended for a precise edge.

🔹 Storage: In a dry environment, ideally in the Kydex sheath for secure retention.

🔧 Extra benefits

⭐ Lifetime warranty – Extrema Ratio quality guarantee

🚚 Free shipping – valid for all orders of this model

🎖 Exclusive model – not commonly available on the market

🔎 Comparison with other models

Compared to the Extrema Ratio NK1 BLACK, the SATRE BLACK model is larger (70 mm versus 56 mm blade length) and more ergonomic thanks to its wider handle. NK1 is better for concealed carry, while SATRE offers better control for more demanding tasks.

Compared to the Extrema Ratio Satre Desert, SATRE BLACK has the same blade and construction, but the black finish makes it less conspicuous and more resistant to reflections.

Compared to the Extrema Ratio Misericordia, SATRE BLACK is shorter and more focused on survival, while Misericordia is a combat knife with a longer blade (110 mm). SATRE is therefore better for everyday use and outdoor survival.

📌 Conclusion

Extrema Ratio SATRE BLACK is an ideal choice for those looking for a compact, fixed and highly durable knife designed for survival, tactical operations and everyday carry. Thanks to its integral construction and ergonomics, it offers the perfect balance between mobility and performance.

If you need a reliable and discreet knife that will not let you down in any situation, SATRE BLACK is the right choice.

💬 Order now!

Extrema Ratio SATRE BLACK is available in limited quantities. Take advantage of free shipping and a lifetime warranty on this exclusive model. 🛒

🔗 Order your SATRE BLACK today!

Key parameters

Overall length 163 mm
Blade length 70 mm
Weight 78 g
Steel N690 (s černou antireflexní povrchovou úpravou)
Steel hardness 58 HRC
Handle Integrální konstrukce s paracord omotávkou (volitelně)
Blade thickness 4 mm

Customer reviews

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147 reviews · Heureka verified
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