Extrema Ratio Ultramarine Fixed Blade Knife (5.875" Black)
About Extrema Ratio Ultramarine Fixed Blade Knife (5.875" Black)
The Ultramarine by Extrema Ratio is a high end dive knife crafted for elite military service. The thick Bohler N690 stainless steel blade is coated with aMil-C-13924 finish for a non-reflective, corrosion resistant finish. The dagger blade features partial serrations and an integrated strap cutter. Nylon wrapped handle provides a slip resistant grip. Included is scuba ankle sheath for ease of access.
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$791.95
$554.37
$650.90
Specifications |
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|---|---|---|---|
| Brand | Extrema Ratio | ||
| Category | Fixed Blade Knives | ||
| Overall Length | 11.625" | ||
| Blade Length | 5.875" | ||
| Blade Thickness | 0.25" | ||
| Blade Material | Bohler N690 | ||
| Hardness | 58 RC | ||
| Blade Style | Dagger | ||
| Blade Grind | Flat | ||
| Finish | Black | ||
| Edge Type | Serrated | ||
| Handle Length | 5.75" | ||
| Handle Material | Nylon | ||
| Color | Black | ||
| Weight | 13.90 oz. | ||
| User | Right Hand, Left Hand | ||
| Sheath | Nylon | ||
| Knife Type | Fixed Blade | ||
| Model | Ultramarine | ||
| Country of Origin | Italy | ||
| Best Use | Diving, Tactical | ||
| Product Type | Knife | ||
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