
Details
Intended use: Tactical
Type of production: Industrial
Lama production: Italy
Blade: Stainless steel N690Co 58HRC
Lama treatment: Testudo
Handle: Anticorodal
Blade length: 122mm.
Blade thickness: 3mm.
Length closed: 150mm.
Total length: 277mm.
Thick when closed: 17mm.
Balancing: -
Weight: 137g.
Closure: Liner Lock
Clip: removable in stainless steel
Sheath: -
Packaging: cardboard box with Extrema Ratio logos
Note: -
Extrema Ratio – Made in Italy Tactical Excellence
Extrema Ratio is an international reference in professional tactical cutlery, official supplier to the Italian and French Armed Forces (NATO Code AD856). Every knife is designed for real operational use: selected materials, advanced treatments, and artisanal finishes guarantee robustness, precision, and reliability in all conditions.
Coltelleria Collini Guarantee: We have been a historic official Extrema Ratio dealer for over 25 years. We offer dedicated support, immediate availability, previews, and a catalog always updated with all the latest productions.
➡ Discover Extrema Ratio history, models, and news on our dedicated page
ExtremaRatio - BF4 Lucky Black - knife
Details
Intended use: Tactical
Type of production: Industrial
Lama production: Italy
Blade: Stainless steel N690Co 58HRC
Lama treatment: Testudo
Handle: Anticorodal
Blade length: 122mm.
Blade thickness: 3mm.
Length closed: 150mm.
Total length: 277mm.
Thick when closed: 17mm.
Balancing: -
Weight: 137g.
Closure: Liner Lock
Clip: removable in stainless steel
Sheath: -
Packaging: cardboard box with Extrema Ratio logos
Note: -
Extrema Ratio – Made in Italy Tactical Excellence
Extrema Ratio is an international reference in professional tactical cutlery, official supplier to the Italian and French Armed Forces (NATO Code AD856). Every knife is designed for real operational use: selected materials, advanced treatments, and artisanal finishes guarantee robustness, precision, and reliability in all conditions.
Coltelleria Collini Guarantee: We have been a historic official Extrema Ratio dealer for over 25 years. We offer dedicated support, immediate availability, previews, and a catalog always updated with all the latest productions.
➡ Discover Extrema Ratio history, models, and news on our dedicated page
Specifications
| Brand | Extrema Ratio |
|---|---|
| Manufacturer information | Extrema Ratio S.R.L. Via Traversa delle Ripalte,72/78 59100 Prato Italy https://extremaratio.com |
| Country of production | Italy |
| Blade Type | Folding |
| Blade Length | 12/13cm |
| Edge | Plain |
| Blade Tip | Spear point |
| Blade thickness | 3 mm |
| Blade Finish | Black (Teflon, PVD, DLC..) |
| Stainless Steel | N690Co |
| Handle Material | Metallic |
| colour | black |
| Locking Type | Liner Lock |
| Opening system | Flipper |
| Materials and Finishes | 7,5 |
| Steel Quality | 7,5 |
| Strength | 7 |
| Practicality | 6,5 |
| Aesthetic | 7,5 |
| Quality/Price | 7 |
| Downloadable Catalog |
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