Close
Skip to main content

Extrema Ratio Knives

Extrema Ratio, located in Prato, Italy, has been designing, manufacturing and selling high performance combat knives since 1997 enjoying a reputation for excellence that is unsurpassed in the military and tactical knife industry.

Filter
Showing 1 - 24 of 71 items
Extrema Ratio Fulcrum Fixed Blade Knife Black Forprene (7" Black Serr) Extrema Ratio Fulcrum Fixed Blade Knife Black Forprene (7" Black Serr)
FREE Shipping
Online Only

Extrema Ratio Fulcrum Fixed Blade Knife Black Forprene (7" Black Serr)

$351.00
Extrema Ratio Task C Desert Warfare Fixed Blade Tan Forprene (4.25" Tan Camo) Extrema Ratio Task C Desert Warfare Fixed Blade Tan Forprene (4.25" Tan Camo)
FREE Shipping
Online Only

Extrema Ratio Task C Desert Warfare Fixed Blade Tan Forprene (4.25" Tan Camo)

$215.00
Extrema Ratio Resolza 10 Liner Lock Knife Black Aluminum (4" Stonewash) Extrema Ratio Resolza 10 Liner Lock Knife Black Aluminum (4" Stonewash)
FREE Shipping
Online Only

Extrema Ratio Resolza 10 Liner Lock Knife Black Aluminum (4" Stonewash)

$182.00
Extrema Ratio RAO 185 Tactical Survival Knife (4.72" Black Plain) Extrema Ratio RAO 185 Tactical Survival Knife (4.72" Black Plain)
FREE Shipping
Online Only

Extrema Ratio RAO 185 Tactical Survival Knife (4.72" Black Plain)

$380.00
Extrema Ratio Fulcrum Bayonet Fixed Blade Knife OD Green Forprene (7.1" Black) Extrema Ratio Fulcrum Bayonet Fixed Blade Knife OD Green Forprene (7.1" Black)
FREE Shipping
Online Only

Extrema Ratio Fulcrum Bayonet Fixed Blade Knife OD Green Forprene (7.1" Black)

$495.00
Extrema Ratio BF1 CD Desert Warfare Liner Lock Knife Bronze Alum (2.8" Black) Extrema Ratio BF1 CD Desert Warfare Liner Lock Knife Bronze Alum (2.8" Black)
FREE Shipping
Online Only

Extrema Ratio BF1 CD Desert Warfare Liner Lock Knife Bronze Alum (2.8" Black)

$218.00
Extrema Ratio Fulcrum C Testudo Fixed Blade Knife (4.3" Black Serr) Extrema Ratio Fulcrum C Testudo Fixed Blade Knife (4.3" Black Serr)
FREE Shipping
Online Only

Extrema Ratio Fulcrum C Testudo Fixed Blade Knife (4.3" Black Serr)

$286.00
Extrema Ratio Col Moschin Desert Warfare Fixed Blade Knife Tan (6.3" Black/ Tan) Extrema Ratio Col Moschin Desert Warfare Fixed Blade Knife Tan (6.3" Black/ Tan)
FREE Shipping
Online Only

Extrema Ratio Col Moschin Desert Warfare Fixed Blade Knife Tan (6.3" Black/ Tan)

$417.00
Extrema Ratio Waki Fixed Blade Knife Black (11.7" Black) Extrema Ratio Waki Fixed Blade Knife Black (11.7" Black)
FREE Shipping
Online Only

Extrema Ratio Waki Fixed Blade Knife Black (11.7" Black)

$416.00
Extrema Ratio Nightmare Karambit Liner Lock Knife Black Aluminum ( 3" SW) Extrema Ratio Nightmare Karambit Liner Lock Knife Black Aluminum ( 3" SW)
FREE Shipping
Online Only

Extrema Ratio Nightmare Karambit Liner Lock Knife Black Aluminum ( 3" SW)

$264.00
Extrema Ratio Nightmare Karambit Liner Lock Knife Black Aluminum ( 3" Black) Extrema Ratio Nightmare Karambit Liner Lock Knife Black Aluminum ( 3" Black)
FREE Shipping
Online Only

Extrema Ratio Nightmare Karambit Liner Lock Knife Black Aluminum ( 3" Black)

$283.00
Extrema Ratio N.K.3 Fixed Blade Tanto Neck Knife (2.75" Stonewash) Extrema Ratio N.K.3 Fixed Blade Tanto Neck Knife (2.75" Stonewash)
Online Only

Extrema Ratio N.K.3 Fixed Blade Tanto Neck Knife (2.75" Stonewash)

$159.00
Extrema Ratio Suppressor Operativo Fixed Blade Knife Black Nylon (7" Black) Extrema Ratio Suppressor Operativo Fixed Blade Knife Black Nylon (7" Black)
FREE Shipping
Online Only

Extrema Ratio Suppressor Operativo Fixed Blade Knife Black Nylon (7" Black)

$499.00
Extrema Ratio Col Moschin C Fixed Blade Knife Tan Forprene (4.25" Black) Extrema Ratio Col Moschin C Fixed Blade Knife Tan Forprene (4.25" Black)
FREE Shipping
Online Only

Extrema Ratio Col Moschin C Fixed Blade Knife Tan Forprene (4.25" Black)

$273.00
Extrema Ratio Col Moschin C Fixed Blade Knife Black Forprene (4.25" Black) Extrema Ratio Col Moschin C Fixed Blade Knife Black Forprene (4.25" Black)
FREE Shipping

Extrema Ratio Col Moschin C Fixed Blade Knife Black Forprene (4.25" Black)

$258.00
Extrema Ratio Dobermann IV Fixed Blade Knife Black Forprene (7.25" Black) Extrema Ratio Dobermann IV Fixed Blade Knife Black Forprene (7.25" Black)
FREE Shipping
Online Only

Extrema Ratio Dobermann IV Fixed Blade Knife Black Forprene (7.25" Black)

$363.00
Extrema Ratio KS Kukri Fixed Blade Knife Black Forprene (9.5" Black) Extrema Ratio KS Kukri Fixed Blade Knife Black Forprene (9.5" Black)
FREE Shipping
Online Only

Extrema Ratio KS Kukri Fixed Blade Knife Black Forprene (9.5" Black)

$374.00
Extrema Ratio Kreios Fixed Blade Knife Black Forprene (12.75" Black) Extrema Ratio Kreios Fixed Blade Knife Black Forprene (12.75" Black)
FREE Shipping
Online Only

Extrema Ratio Kreios Fixed Blade Knife Black Forprene (12.75" Black)

$451.00
Extrema Ratio KH Kukri Fixed Blade Knife Black Forprene (13.375" Black) Extrema Ratio KH Kukri Fixed Blade Knife Black Forprene (13.375" Black)
FREE Shipping
Online Only

Extrema Ratio KH Kukri Fixed Blade Knife Black Forprene (13.375" Black)

$461.00
Extrema Ratio Shrapnel Fixed Blade Knife Black Forprene (3.75" Black Testudo) Extrema Ratio Shrapnel Fixed Blade Knife Black Forprene (3.75" Black Testudo)
FREE Shipping
Online Only

Extrema Ratio Shrapnel Fixed Blade Knife Black Forprene (3.75" Black Testudo)

$235.00
Extrema Ratio Shrapnel OG Fixed Blade Knife Tan Forprene (4.25" Tan Camo) Extrema Ratio Shrapnel OG Fixed Blade Knife Tan Forprene (4.25" Tan Camo)
FREE Shipping
Online Only

Extrema Ratio Shrapnel OG Fixed Blade Knife Tan Forprene (4.25" Tan Camo)

$256.00
Extrema Ratio Fulcrum C Fixed Blade Knife Tan Folprene (4.3" Geo Camo Tan/Black) Extrema Ratio Fulcrum C Fixed Blade Knife Tan Folprene (4.3" Geo Camo Tan/Black)
FREE Shipping
Online Only

Extrema Ratio Fulcrum C Fixed Blade Knife Tan Folprene (4.3" Geo Camo Tan/Black)

$258.00
Extrema Ratio BF1 Classic Liner Lock Knife Black Aluminum (2.625" Black) Extrema Ratio BF1 Classic Liner Lock Knife Black Aluminum (2.625" Black)
FREE Shipping
Online Only

Extrema Ratio BF1 Classic Liner Lock Knife Black Aluminum (2.625" Black)

$158.00
Extrema Ratio BF1 Classic Drop Point Liner Lock Knife Black Alum (2.72" Black) Extrema Ratio BF1 Classic Drop Point Liner Lock Knife Black Alum (2.72" Black)
FREE Shipping
Online Only

Extrema Ratio BF1 Classic Drop Point Liner Lock Knife Black Alum (2.72" Black)

$158.00
of
Terms & Conditions Privacy
Blade HQ Copyright © 2026 Blade HQ. All rights reserved
Sale Banner