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Extrema Ratio Ultramarine N.E.D.U. Combat Knife
Extrema Ratio Ultramarine N.E.D.U. Combat Knife
Extrema Ratio Ultramarine N.E.D.U. Combat Knife
Extrema Ratio Ultramarine N.E.D.U. Combat Knife
  1. Extrema Ratio Ultramarine N.E.D.U. Combat Knife
  2. Extrema Ratio Ultramarine N.E.D.U. Combat Knife
  3. Extrema Ratio Ultramarine N.E.D.U. Combat Knife
  4. Extrema Ratio Ultramarine N.E.D.U. Combat Knife

Extrema Ratio Ultramarine N.E.D.U. Combat Knife

Original price was: $623.00.Current price is: $529.55. — taxes calculated at checkout

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SKU: EX0321BLK Categories: , , Brand:
Ultramarine N.E.D.U.
Extrema Ratio Ultramarine N.E.D.U. Combat Knife

10.88" (27.64cm) overall. 5.5" (13.97cm) black MIL-C-13924 burnished partially serrated Bohler N690 stainless blunt tip blade. Black nylon handle. Sheath comes without an upper flap. The inside-hilt blade tang undergoes a special cataphoresis process to prevent corrosion. The knife is supplied in a case with: a Cordura fabric ankle sheath, two belt clips allowing for separate use of the inner hard sheath, Hardside carrying case.

Product SKU: EX0321BLK

Product Brand: Extrema Ratio

Product Price: 529.55

Price Valid Until:

Specialized dive and tactical knife with blunt tip, partially serrated blade, and corrosion-resistant construction for aquatic operations.

  • Overall Length: 10.88 inches
  • Blade Length: 5.5 inches
  • Blade Steel: Bohler N690 stainless, MIL-C-13924 burnished finish, partially serrated, blunt tip
  • Handle Material: Black nylon
  • Features: Special cataphoresis coating for corrosion prevention, blunt tip design for safety in aquatic environments
  • Included: Cordura ankle sheath, two belt clips, storage case

Purpose-built for naval dive teams and water-based tactical operations, the Ultramarine prioritizes corrosion resistance and safe blade geometry in demanding marine environments.

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