
Details
Small Blade. Giant Power
For those who live by the “always ready” mentality: when compactness and performance meet, the result is a tool that never disappoints. ANT SP is designed to operate anywhere, with maximum discretion.
Spear point, reinforced construction, secure grip. Compact, fast, reliable in close contact. A tool designed for those looking for real functionality, not just an EDC disguised as something more.
If you don't measure centimeters, but missions, then you're in the right place.
Type of production: industrial
Country of production: Italy
Blade: N690Co stainless steel at 58HRC with stonewashed finish
Handle: stainless steel and anodized anticorodal aluminum
Blade length: 46mm.
Blade thickness: 2.4mm.
Closed length: 55mm.
Total length: 123mm.
Weight: 42g.
Locking system: Frame Lock
Clip: removable, stainless steel
Notes: part of “The Urban Beauty” collection, launched on 12/09/2025
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 - Ant SP Tactical Mud - Stonewashed N690Co & Anticorodal - folding knife
Details
Small Blade. Giant Power
For those who live by the “always ready” mentality: when compactness and performance meet, the result is a tool that never disappoints. ANT SP is designed to operate anywhere, with maximum discretion.
Spear point, reinforced construction, secure grip. Compact, fast, reliable in close contact. A tool designed for those looking for real functionality, not just an EDC disguised as something more.
If you don't measure centimeters, but missions, then you're in the right place.
Type of production: industrial
Country of production: Italy
Blade: N690Co stainless steel at 58HRC with stonewashed finish
Handle: stainless steel and anodized anticorodal aluminum
Blade length: 46mm.
Blade thickness: 2.4mm.
Closed length: 55mm.
Total length: 123mm.
Weight: 42g.
Locking system: Frame Lock
Clip: removable, stainless steel
Notes: part of “The Urban Beauty” collection, launched on 12/09/2025
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 | 4/5cm |
| Edge | Plain |
| Blade Tip | Spear point |
| Blade thickness | 2,5 mm |
| Blade Finish | None (Satin / Stonewashed) |
| Stainless Steel | N690Co |
| Handle Material | Aluminum |
| colour | light brown |
| Locking Type | Frame Lock |
| Opening system | Hole |
| Materials and Finishes | 7,5 |
| Steel Quality | 7,5 |
| Strength | 7 |
| Practicality | 8,5 |
| Aesthetic | 7,5 |
| Quality/Price | 7,5 |
| Downloadable Catalog |
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ExtremaRatio - Ant - Stonewashed M390 & Black Aluminium - folding knife
ER-ANT-BM390€108.20Out of stock



















