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Extrema Ratio

Tactical folding and fixed blade knives designed and build for militairy use.
Extremely compact-folding knives developed by the cooperation with military and law enforcement personnel. Folding knife for everyday carry, simple, essential and functional. Classical handle provided with bridge-clip. Blade “drop” pointed. Blade length 7 cm.
product number: ER135BF1CD
€ 127,57
Extremely compact-folding knives developed by the cooperation with military and law enforcement personnel. Folding knife for everyday carry, simple, essential and functional. Classical handle provided with bridge-clip. Blade “tanto” pointed. Blade length 7 cm.
product number: ER135BF1CT
€ 127,35
Extremely compact-folding knives developed by the cooperation with military and law enforcement personnel. Folding knife for everyday carry, simple, essential and functional. Tactical handle provided with bridge-clip. Blade “tanto” pointed. Blade length: 7 cm.
product number: ER135BF1TT
€ 127,35
"Full size" folding knives, suitable for professional use by the military and law enforcement. Classical handle provided with bridge-clip. “Tanto” pointed blade. Blade length: 8,5 cm.
product number: ER135BF2CT
€ 154,80
"Full size" folding knives, suitable for professional use by the military and law enforcement. Tactical handle provided with bridge-clip. “Tanto” pointed blade. Blade length: 8,5 cm.
product number: ER135BF2TT
€ 154,80
"Full size" folding knives, suitable for professional use by the military and law enforcement. Classical handle provided with bridge-clip. “Drop” pointed blade. Blade length: 8,5 cm. Desert style coating.
product number: ER135BF2WCD
€ 187,25
"Full size" folding knives, suitable for professional use by the military and law enforcement. Classical handle provided with bridge-clip. “Tanto” pointed blade. Blade length: 8,5 cm. Desert style coating.<
product number: ER135BF2WCT
€ 187,25
Special short bladed version of the Basic Folder 2, for those who prefer a compact blade on a full size handle. Provided with a drop shaped blade and a classic handle with bridge-clip. Blade length: 6,5 cm.
product number: ER135BF2CDS
Score: 8.7 / 10 (1 review)
€ 154,80
Special short bladed version of the Basic Folder 2, for those who prefer a compact blade on a full size handle. Provided with a “tanto” shaped blade and a tactical handle with bridge-clip. Blade length: 6,5 cm.
product number: ER135BF2TTS
€ 154,80
Tactical allround folder. Bohler N690 steel (58HRC). Blade 12 cm. Liner Lock
product number: ER135BF3
€ 170,50
Tactical medium folder with rear glass breaker, reversible clip and semi-assisted opening. Length blade: 9,2 cm
product number: ER133MF1
Score: 9.7 / 10 (1 review)
€ 268,50
Tactical medium folder with rear glass breaker, belt-cutter, reversible clip and semi-assisted opening. Length blade: 9,2 cm
product number: ER133MF1BC
Score: 10 / 10 (1 review)
€ 278,00
Tactical medium folder with rear glass breaker, sub-hilt, reversible clip and semi-assisted opening. Length blade: 11 cm
product number: ER133MF2
€ 312,76
Tactical medium folder with rear glass breaker, reversible clip and semi-assisted opening. Length blade: 11,2 cm. Provided with Ninth Rgt. Incursori "Col. Moschin" logo.
product number: ER133MF2COLMOS
€ 354,50
The RAO is a compact tactical folding knife with a strong and heavy blade and a very safe locking system. Blade length: 12 cm. Bohler N690 steel (58HRC). Sheath compatible to military M.O.L.L.E. system. Provided with engraved motto of the 185° RAO.
product number: ER130RAO
Score: 8.9 / 10 (5 reviews)
€ 285,30
An emergency and survival tool requested by the Aeronautica Militare Italiana (Italian Air Force) to equip the Italian pilots of the new Euro Fighter jets. Blade length 11,5 cm. Provided with belt cutter.
product number: ER130EFA
€ 290,71
The MPC (Mulit Purpose Compact) is a robust folding knife, with the blade in "drop" version. Provided with upper hilt, back lock and pocket clip. Blade length: 11,5 cm.
product number: ER136MPC
€ 391,95
The Nemesis is a robust folding knife with the same structure as the M.P.C. Bohler N690 steel (58HRC). Blade length 11,5 cm. Provided with “back lock” system and pocket clip.
product number: ER136NEM
€ 374,95
Tactical dagger. Blade: Boehler N690 steel (58HRC) Handle: polyamide (NATO MIL-SPEC elastomer wih high grip finish. Provided with G.I.S. (Gruppo Intervento Speciale) logo. Blade length 18 cm.
product number: ER312SUPORGIS
€ 431,51
Tactical dagger. Blade: Boehler N690 steel (58HRC) Handle: polyamide (NATO MIL-SPEC elastomer wih high grip finish. Blade length 18 cm.
product number: ER312SUPP
€ 431,51
Tactical dagger. Blade: Boehler N690 steel (58HRC) Handle: polyamide (NATO MIL-SPEC elastomer wih high grip finish. Special limited edition for the thirtieth anniversary off the Gruppo Intervento Speciale (GIS).
product number: ER312SUPTRENGI
€ 695,25
Combat dagger made of Bohler N690 (58HRC) steel. Blade length 17,8 cm. Originally used by the A.D.R.A. (Arditi Distruttori Regia Aeronautica)
product number: ER313ADRAOP
€ 431,51
Combat dagger made of Bohler N690 (58HRC) steel. Blade length 17,8 cm. Originally used by the A.D.R.A. (Arditi Distruttori Regia Aeronautica) and nowadays by the 17° Stormo Incursori. Engraved with 17° Stormo logo.
product number: ER313ADRAORRIA
€ 531,00
Combat dagger made of Bohler N690 (58HRC) steel. Blade length 17,8 cm. ADRA Special Edition 17° Stormo, numbered but not in limited edition. Comes with 17° Stormo logo and motto and cerimonial belt sheath.
product number: ER313ADRASPRIA
€ 695,25
Restyling of the famous "Pugnale da paracadutista assaltatore mod.1939" supported by the Italian C.O.F.S. (Comando Operativo Forze Speciali). Blade length 19 cm. Provided with C.O.F.S. logo and motto en comes in ABS engraved case with two sheaths
product number: ER33039-09COFS
€ 531,00
Restyling of the famous "Pugnale da paracadutista assaltatore mod.1939" supported by the Italian C.O.F.S. (Comando Operativo Forze Speciali). Blade length 19 cm.
product number: ER33039-09OPER
€ 363,50
Restyling of the famous "Pugnale da paracadutista assaltatore mod.1939" supported by the Italian C.O.F.S. (Comando Operativo Forze Speciali). Blade length 19 cm. This special version is numbered but not in limited edition. It has a wooden handle and satin finished blade
product number: ER33039-09SPED
€ 689,00
Multipurpose military dagger. Employed on a large scale in Afghanistan as standard equipment by the members of the Italian mission "Nibbio". Blade length 180 mm. N690 (58HRC) steel. Automatic hard sheath.
product number: ER082FULTES / ER083FULGEC
Starting at: € 295,95
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This short bladed military dagger is the compact version of the Fulcrum. It has the same solid and robust characteristics. Blade length: 11 cm. N690 (58HRC) steel. Automatic hard sheath with tek-lok.
product number: ER150FULCGEC / ER150FULCTES
Score: 9.3 / 10 (1 review)
Starting at: € 199,90
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The Fulcrum S is a shorter version of the Fulcrum. Employed on a large scale in Afghanistan as standard equipment by the members of the Italian mission "Nibbio". Blade length 15 cm. N690 (58HRC) steel. Automatic hard sheath.
product number: ER092FULSTES / ER093FULSGEC
Score: 9 / 10 (1 review)
Starting at: € 283,45
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Military medium/short bladed dagger developed for the military canine units of Italy. Blade length: 125 mm. Boehler N690 (58HRC) steel. IVth generation M.O.L.L.E compatible sheath.
product number: ER155FULK9TES
€ 279,90
The Extrema Ratio Fulcrum E.I. is a military dagger with a strong structure which is supplied to the Italian Army in 2003. Engraved with the Italian Army logo: EI. Bohler N690 steel (58HRC). Length blade: 18 cm.
product number: ER083FULEI
€ 295,95
This model is the evolution of the Fulcrum Folder (out of production since 2005), the first folding knife produced by Extrema Ratio according to the specifics of an Italian anti-terrorism unit. Length blade: 9,5 cm. N690 steel (58HRC). Back lock. Drop blade.
product number: ER136FFIID
€ 337,95
Combat dagger with asymmetric blade. Length blade: 16 cm. Boehler N690 steel (58HRC). Commissioned and officially adopted in 2002 by the Ninth Rgt. Incursori "Col. Moschin
product number: ER125COLMOS
€ 312,95
A truly versatile "back up" knife with striking combat qualities. Blade length 11 cm. Blade steel N690 (58HRC). Provided with tek-lok sheath.
product number: ER160SHRGEOOG / ER160SHRTESOG
Score: 9.3 / 10 (1 review)
Starting at: € 193,60
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The Venom is a multipurpose knife of great usefulness in hunting and outdoor sports activity. Blade length: 18 cm. Blade of N690 steel (58HRC). Provided with calf sheath.
product number: ER126VENGEO / ER126VENTES
Starting at: € 289,90
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The Extrema Ratio KS is a more compact and versatile machete with a forward cut ideal for individual equipment. Blade length: 24,5 cm. Blade steel: N690 (54HRC). Including semi-rigid calf sheath.
product number: ER170KS / ER170KSGEO
Starting at: € 315,90
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The Extrema Ratio KL is a machete with a forward cut suitable for jungle and swamp vegetation. Blade length: 34,5 cm. Blade steel: N690 (54HRC). Including semi-rigid sheath provided with shoulder belt.
product number: ER170KL / ER170KLGEO
Score: 9 / 10 (1 review)
Starting at: € 334,50
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The Extrema Ratio KH is a machete with a forward cut suitable for forests and more resistant vegetation. Blade length: 34,5 cm. Blade steel: N690 (54HRC). Including semi-rigid sheath provided with shoulder belt.
product number: ER170KH / ER170KHGEO
Starting at: € 342,10
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