Extrema Ratio BF2 CD BLACK is a robust tactical folding knife that combines durability, practicality, and ergonomics. This model is designed for both professional and civilian use, with an emphasis on safety and ease of operation. Thanks to high-quality N690 steel, solid construction, and a tactical design, it is ideal for everyday carry as well as demanding situations.
🔑 Key features
⚔ Robust and durable construction – Ideal for tactical and survival use.
⚙️ Liner Lock safety mechanism – Maximum safety during use.
🖤 Black finish – Tactical appearance and minimal reflections.
🔗 Ambidextrous clip – Can be carried on either side.
📀 Specifications
Opening mechanism: Manual with ambidextrous thumb stud
🔧 Materials, composition & design
Blade 🔪
Material: N690 – high-quality Austrian stainless steel from Böhler.
Finish: Black anti-reflective coating – Minimizes glare and increases durability.
Material: Aluminum alloy – Durable and lightweight construction.
Ergonomic design – Excellent grip and comfortable handling.
⚙️ Mechanism & functionality
Ambidextrous thumb stud – Easy opening with either the left or right hand.
Steel reinforcement in the handle – Increases the knife’s strength.
💪 Use
👔 Everyday carry (EDC) – Compact and durable for regular tasks.
🎖 Tactical deployment – Ideal for military and security forces.
🏕 Outdoor & survival – Great for bushcraft and camping.
🛠 Professional use – Reliable in crisis situations.
📊 Comparison with other models
BF2 CD BLACK vs. Extrema Ratio RAO II
RAO II is more massive and features an additional safety lock, while the BF2 CD is lighter and better suited for everyday carry.
BF2 CD BLACK vs. Extrema Ratio LKU01 URBAN DARK
The BF2 CD is larger and more robust, while the LKU01 URBAN DARK is more compact and discreet.
BF2 CD BLACK vs. Benchmade Adamas
Both knives have a military focus, but the Benchmade Adamas is lighter and uses a different locking mechanism (AXIS Lock).
Advantages and Disadvantages
