Extrema Ratio

Extrema Ratio Knives are built incredibly strong and are masterfully engineered. The knives manufactured by Extrema Ratio of Italy are in a class by themselves. Their designs are totally unique. The materials used in their manufacturing are cutting edge and unique. Because the best materials are used they are not cheap, but you do get your monies worth.

Extrema Ratio Nightmare Karambit Rescue Folding Knife (3.0 Inch Hawkbill Tanto Bohler N690 Black Combo Blade) Black Aluminum Handle EX0454BLK

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$363.95 $283.00 SAVE 22%
Extrema Ratio SERE 2 GOI Push Dagger (5.83 Inch Tanto Double-Edge Black Combo Blade) Black Forprene Handle + Kydex Sheath EX0494BLK

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$507.95 $395.00 SAVE 22%
Extrema Ratio Requiem Black Stiletto Dagger Knife Fixed (4.5 Inch N690 Single-Edge Black Plain Blade) Black Forprene Handle + Aspis Nylon Sheath EX0478BLK

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$220.50 $172.00 SAVE 21%
Extrema Ratio Suppressor Dagger Knife Fixed (6.69 in. Black N690 Double-Edge Blade) Black Polyamide Handle + Nylon Sheath EX312SUPP

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$640.95 $499.00 SAVE 22%
Extrema Ratio BF4 Lucky Stiletto Flipper Linerlock Folding Knife (4.84 Inch N690 Black Combo Spearpoint Blade) Black G10 Handle EX0497BLK

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$239.95 $187.00 SAVE 22%

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I just received my order from you and as always the Cold Steel Products were the excellent quality that I have come to expect from them. The Customer Service and Communication from you has made this transaction a pleasure.. Your prices are some of the lowest I've found on the items I wanted and the service has been excellent. I have book marked your site and will certainly look to you for my future needs. You have an amazing selection I'm sure I'll be back often. Thanks again for an enjoyable shopping experience.
--Don - Chino Valley, AZ

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Extrema Ratio

Mantis Kara Fu Karambit Fixed (2.875 Inch MX-V Stainless Hawkbill Gray Plain Blade) Black G10 Handle + Kydex Sheath MK-F2
$99.95 $59.97

Extrema Ratio

Mantis Kara Fu Karambit Fixed (2.875 Inch MX-V Stainless Hawkbill Gray Plain Blade) Black G10 Handle + Kydex Sheath MK-F2 $99.95 $59.97

Mantis Kara Fu Karambit Fixed (2.875 Inch MX-V Stainless Hawkbill Gray Plain Blade) Black G10 Handle + Kydex Sheath MK-F2
$99.95 $59.97