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Extrema Ratio knives and folding knives

Extrema Ratio, located in Prato, Italy has been designing, manufacturing and selling high-quality combat knives since 1997. The company gained a great reputation for excellence that is unsurpassed in the military and tactical industry. The company prides itself in design, material and quality to deliver a high end product that meets the most severe standards. The first class handwork and well-selected material have contributed to form the image of the Extrema Ratio trademark all over the world.

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Sethlans S600 Outdoor

F.O.K. Nitrogen Outdoor

ANT Urban SF Gold

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MH-Stealth Requiem EVO Dark Resolza 12 LKU01 Urban Dark

Blade length: 3.39″Blade length: 4.57″Blade length: 4.72″Blade length: 3.94″

Blade material: Böhler N690Blade material: MagnaCutBlade material: Böhler N690Blade material: Böhler N690

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Misericordia Black Warfare Limited Edition Requiem M390 HCS Black Shrapnel One Desert Dark Stone Tuscan S600 Black/Green

Blade length: 4.65″Blade length: 4.65″Blade length: 6.18″Blade length: 6.57″

Blade material: Böhler N690Blade material: M390Blade material: N690Blade material: Böhler S600

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39-09 Special Edition ANT SP Ranger Green ANT Urban SF Black ANT Urban SF Cherry

Blade length: 7.6″Blade length: 1.81″Blade length: 2.01″Blade length: 2.01″

Blade material: Böhler N690Blade material: Böhler N690Blade material: Böhler N690Blade material: Böhler N690

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BD4 Lucky BF2 BF2 CT M390 Tactical Grey BF2 Helmsman

Blade length: 4.84″Blade length: 3.43″Blade length: 3.43″Blade length: 3.43″

Blade material: Böhler N690Blade material: Böhler N690Blade material: M390Blade material: Böhler N690

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Caimano Nero automatic folding knife Caimano Nero N.A. manual folder Contact Dobermann IV S600

Blade length: 3.74″Blade length: 3.74″Blade length: 6.38″Blade length: 7.28″

Blade material: Böhler N690Blade material: Böhler N690Blade material: Böhler N690Blade material: Böhler S600

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Estrema Forpene handle for Contact and Contact C, black Forpene handle for Contact and Contact C, desert Forpene handle for Contact and Contact C, HCS

Blade length: 3.15″

Blade material: Böhler N690

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Kreios LKU01 Urban Sideral Mamba MF1 EVO Drop Point Black Satin M390

Blade length: 11.81″Blade length: 3.94″Blade length: 4.57″Blade length: 3.74″

Blade material: Böhler N690Blade material: Böhler N690Blade material: Böhler N690Blade material: M390

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MF1 EVO Drop Point Red Satin M390 Misericordia Black Ontos II S600, black RAO 2 Expeditions

Blade length: 3.74″Blade length: 4.65″Blade length: 6.57″Blade length: 4.61″

Blade material: M390Blade material: Böhler N690Blade material: Böhler S600Blade material: Böhler N690

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RAO C Black Requiem M390 Black Stonewashed S-THIL Stonewashed Selvans Expeditions

Blade length: 3.94″Blade length: 4.65″Blade length: 4.69″Blade length: 6.3″

Blade material: Böhler N690Blade material: M390Blade material: Böhler N690Blade material: Böhler N690

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Extrema Ratio - MH-Stealth

Extrema Ratio –
MH-Stealth

Blade length: 3.39″

Blade material: Böhler N690

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Extrema Ratio - Requiem EVO Dark

Extrema Ratio –
Requiem EVO Dark

Blade length: 4.57″

Blade material: MagnaCut

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Extrema Ratio - Resolza 12

Extrema Ratio –
Resolza 12

Blade length: 4.72″

Blade material: Böhler N690

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Extrema Ratio - LKU01 Urban Dark

Extrema Ratio –
LKU01 Urban Dark

Blade length: 3.94″

Blade material: Böhler N690

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Extrema Ratio - Misericordia Black Warfare Limited Edition

Extrema Ratio –
Misericordia Black Warfare Limited Edition

Blade length: 4.65″

Blade material: Böhler N690

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Extrema Ratio - Requiem M390 HCS Black

Extrema Ratio –
Requiem M390 HCS Black

Blade length: 4.65″

Blade material: M390

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Extrema Ratio - Shrapnel One Desert Dark Stone

Extrema Ratio –
Shrapnel One Desert Dark Stone

Blade length: 6.18″

Blade material: N690

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Extrema Ratio - Tuscan S600 Black/Green

Extrema Ratio –
Tuscan S600 Black/Green

Blade length: 6.57″

Blade material: Böhler S600

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Extrema Ratio - 39-09 Special Edition

Extrema Ratio –
39-09 Special Edition

Blade length: 7.6″

Blade material: Böhler N690

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Extrema Ratio - ANT SP Ranger Green

Extrema Ratio –
ANT SP Ranger Green

Blade length: 1.81″

Blade material: Böhler N690

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Extrema Ratio - ANT Urban SF Black

Extrema Ratio –
ANT Urban SF Black

Blade length: 2.01″

Blade material: Böhler N690

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Extrema Ratio - ANT Urban SF Cherry

Extrema Ratio –
ANT Urban SF Cherry

Blade length: 2.01″

Blade material: Böhler N690

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Extrema Ratio - BD4 Lucky

Extrema Ratio –
BD4 Lucky

Blade length: 4.84″

Blade material: Böhler N690

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Extrema Ratio - BF2

Extrema Ratio –
BF2

Blade length: 3.43″

Blade material: Böhler N690

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Extrema Ratio - BF2 CT M390 Tactical Grey

Extrema Ratio –
BF2 CT M390 Tactical Grey

Blade length: 3.43″

Blade material: M390

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Extrema Ratio - BF2 Helmsman

Extrema Ratio –
BF2 Helmsman

Blade length: 3.43″

Blade material: Böhler N690

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Extrema Ratio - Caimano Nero automatic folding knife

Extrema Ratio –
Caimano Nero automatic folding knife

Blade length: 3.74″

Blade material: Böhler N690

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Extrema Ratio - Caimano Nero N.A. manual folder

Extrema Ratio –
Caimano Nero N.A. manual folder

Blade length: 3.74″

Blade material: Böhler N690

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Extrema Ratio - Contact

Extrema Ratio –
Contact

Blade length: 6.38″

Blade material: Böhler N690

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Extrema Ratio - Dobermann IV S600

Extrema Ratio –
Dobermann IV S600

Blade length: 7.28″

Blade material: Böhler S600

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Extrema Ratio - Estrema

Extrema Ratio –
Estrema

Blade length: 3.15″

Blade material: Böhler N690

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Extrema Ratio - Forpene handle for Contact and Contact C, black

Extrema Ratio –
Forpene handle for Contact and Contact C, black

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Extrema Ratio - Forpene handle for Contact and Contact C, desert

Extrema Ratio –
Forpene handle for Contact and Contact C, desert

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Extrema Ratio - Forpene handle for Contact and Contact C, HCS

Extrema Ratio –
Forpene handle for Contact and Contact C, HCS

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Extrema Ratio - Kreios

Extrema Ratio –
Kreios

Blade length: 11.81″

Blade material: Böhler N690

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Extrema Ratio - LKU01 Urban Sideral

Extrema Ratio –
LKU01 Urban Sideral

Blade length: 3.94″

Blade material: Böhler N690

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Extrema Ratio - Mamba

Extrema Ratio –
Mamba

Blade length: 4.57″

Blade material: Böhler N690

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Extrema Ratio - MF1 EVO Drop Point Black Satin M390

Extrema Ratio –
MF1 EVO Drop Point Black Satin M390

Blade length: 3.74″

Blade material: M390

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Extrema Ratio - MF1 EVO Drop Point Red Satin M390

Extrema Ratio –
MF1 EVO Drop Point Red Satin M390

Blade length: 3.74″

Blade material: M390

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Extrema Ratio - Misericordia Black

Extrema Ratio –
Misericordia Black

Blade length: 4.65″

Blade material: Böhler N690

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Extrema Ratio - Ontos II S600, black

Extrema Ratio –
Ontos II S600, black

Blade length: 6.57″

Blade material: Böhler S600

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Extrema Ratio - RAO 2 Expeditions

Extrema Ratio –
RAO 2 Expeditions

Blade length: 4.61″

Blade material: Böhler N690

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Extrema Ratio - RAO C Black

Extrema Ratio –
RAO C Black

Blade length: 3.94″

Blade material: Böhler N690

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Extrema Ratio - Requiem M390 Black Stonewashed

Extrema Ratio –
Requiem M390 Black Stonewashed

Blade length: 4.65″

Blade material: M390

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Extrema Ratio - S-THIL Stonewashed

Extrema Ratio –
S-THIL Stonewashed

Blade length: 4.69″

Blade material: Böhler N690

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Extrema Ratio - Selvans Expeditions

Extrema Ratio –
Selvans Expeditions

Blade length: 6.3″

Blade material: Böhler N690

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