Extrema Ratio: Compare Prices & Find the Best Deals

Current Deals & Offers

Blade HQ Updated Aug 10, 2026

Extrema Ratio T Razor Liner Lock Knife Black Aluminum (3.75" Satin) *DISCOUNT*

$176.99

10% off With Code GEARCHASE10

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Optics Planet Updated Aug 10, 2026

Extrema Ratio Selvan Knife w. Cobalt Blade EX

$449.00

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Optics Planet Updated Aug 10, 2026

Extrema Ratio Selvans Expeditions Fixed Blade Knife 6.3in N690 Stainless Blade Tanto Forprene Tan Handle

$497.00

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Optics Planet Updated Aug 10, 2026

Extrema Ratio Fulcrum C FH Fixed Blade Knife 4.25in N690 Stainless Tanto Blade Tan Forprene Handle

$293.00

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Optics Planet Updated Aug 10, 2026

Extrema Ratio Selvans Fixed Blade Knife 6.25in Bohler N690 Stainless Steel Tanto Blade Forprene Tan Handle

$492.00

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Blade HQ Updated Aug 10, 2026

Extrema Ratio NK1 Fixed Blade Neck Knife Desert Warfare (1.75" Black)

$146.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio N.K. 1 Fixed Blade Knife Black (2" Black)

$138.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio N.K. 1 Fixed Blade Knife (2" Stonewash)

$127.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio TK Tool 2.0 Multi-Tool Black

$78.95

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio TK Tool 2.0 Multi-Tool Stonewash

$83.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio Giant Mamba Fixed Blade Knife Desert Tan Polymer (6.5" Stonewash)

$259.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$258.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$258.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$256.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio T Razor Liner Lock Knife Black Aluminum (3.75" Satin)

$246.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio T4000 C Tanto Fixed Blade Knife Black Forprene (4" Black)

$245.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$286.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$235.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio T Razor Liner Lock Knife Black Aluminum (3.75" Black)

$229.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio Resolza Liner Lock Knife Black Aluminum (4.50" Black)

$221.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio BF1 Desert Warfare Liner Lock Knife Bronze Aluminum Tanto (Black)

$216.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio Resolza Liner Lock Knife Black Aluminum (4.75" Stonewash)

$215.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$215.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio BF2V Liner Lock Knife Gray Aluminum (2.5" Satin)

$212.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio Dark Talon BF3 Basic Folder Combat Knife (4.72" Black Plain)

$198.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$218.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$200.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$182.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio Resolza S Liner Lock Knife Black Aluminum (3" Black)

$170.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio Resolza S Liner Lock Knife Black Aluminum (3" Stonewash)

$159.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio BD1 R Liner Lock Knife Black Aluminum (2.75" Satin)

$164.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$158.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$208.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio MK2.1 Desert Warfare Fixed Blade Knife Tan Forprene (7" Tan Camo)

$430.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$417.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$416.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio Arditi Fixed Blade Knife Black Polymer (6.5" Black)

$395.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio MK2.1 Fixed Blade Knife Black Nylon (7" Black)

$392.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio Ontos Fixed Blade Knife Black Forprene (6.5" Black)

$384.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$380.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio Col Moschin Fixed Blade Knife Black Forprene Polymer (6.25 Black)

$380.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$374.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$363.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio MF2 Black Liner Lock Knife Black Aluminum (3.375" Black)

$361.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$351.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio Fulcrum S Tactical Fixed Blade Knife Black Forprene (6" Black)

$347.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio Corvo Fixed Blade Knife Black Forprene (7" Black)

$322.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio Pugio Fixed Blade Knife Black Forprene (4.25" Black)

$306.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio T4000 S Tanto Fixed Blade Knife Black Forprene (7" Black)

$289.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$283.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$273.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$264.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio Contact Fixed Blade Knife Ranger Tan Forprene (6.38" SW)

$259.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio Doberman IV South Africa Fixed Blade Knife Wood (7.25 " Satin)

$626.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio Ultramarine Fixed Blade Knife (5.875" Black)

$623.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio Ultramarine N.E.D.U. Fixed Blade Black Nylon (5.50" Black)

$623.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio Adra Ord 17 - Stormo Fixed Blade Knife Black Nylon (7" Black)

$613.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio ER Commando Fixed Blade Knife Black Aluminum (6.5" Black)

$555.45

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$499.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$499.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$499.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio RAO Avio w/ Survival Kit Black Aluminum (4.625" Black)

$512.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio Primo Corso Fixed Blade Knife Brown Leather (7" Black)

$474.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$495.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$461.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

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

$451.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio Selvan Fixed Blade Knife Desert Tan w/ Sheath (6.25" Black)

$449.00

10% off With Code GEARCHASE10

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Blade HQ Updated Aug 10, 2026

Extrema Ratio Selvan Desert Fixed Blade Knife Tan Forprene (6.25" Black)

$449.00

10% off With Code GEARCHASE10

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Optics Planet Updated Aug 10, 2026

Extrema Ratio Satre Neck SW Fixed Blade Knife 6.38in N690 stainless Blade Black Paracord Handle

$165.00

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Optics Planet Updated Aug 10, 2026

Extrema Ratio N.K.2 Fixed Blade Knife 5in N690 Stainless Tanto Blade Black Kydex Handle

$161.00

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Optics Planet Updated Aug 10, 2026

Extrema Ratio Satre Fixed Blade Knife 6.38in N690 Stainless Blade Black Paracord Handle

$171.00

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Optics Planet Updated Aug 10, 2026

Extrema Ratio Satre Expedition Fixed Blade Knife 6.38in N690 Stainless Blade Desert Camo Handle

$196.00

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Optics Planet Updated Aug 10, 2026

6% OFF

Extrema Ratio BF2 HELMSMAN Dive Linerlock Folding Knife 4.75in N690 Stainless Drop Point Blade Gray Anodized Aluminum Handle

$289.99 $310.00

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Optics Planet Updated Aug 10, 2026

Extrema Ratio DMP Fixed Blade Knife 11.13in N690 Stainless Blade Ranger Green Forprene Handle

$305.00

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Optics Planet Updated Aug 10, 2026

Extrema Ratio K-Talon SW Fixed Blade Knife 2.75in N690 Stainless Karambit Blade Black Anodized Aluminum Handle

$310.00

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