Piranha 21 Tactical Automatic Knife Blue Aluminum (3.4" Black)


  • Black-finished CPM S30V steel blade with a plain edge.
  • Powerful push-button automatic opening action.
  • Blue aluminum handle with texturing for extra grip. 
  • Tip-up titanium pocket clip for secure carry.

Add a comfortably sized automatic knife to your tactical rotation with the Piranha 21. This pocket knife is outfitted with a CPM S30V steel blade and a textured aluminum handle. It's built with a hard coat anodized aircraft aluminum handle that provides a sturdy frame while remaining light. The firing button is recessed to prevent misfires but is easy to press when it's time to get cutting. Piranha knives are made in the USA!

Want to see more automatic pocket knives? We have many for you to choose from!

Item #BHQ-190006
MSRP: $220.00
Our Price: $179.95
In Stock!
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  • Overall Length: 7.70"
  • Blade Length: 3.38"
  • Cutting Edge: 3.25"
  • Blade Width: 0.68"
  • Blade Thickness: 0.09"
  • Blade Material: CPM S30V
  • Blade Style: Drop Point
  • Blade Grind: Flat
  • Finish: Black
  • Edge Type: Plain
  • Handle Length: 4.32"
  • Handle Width: 0.68"
  • Handle Thickness: 0.52"
  • Handle Material: Aluminum
  • Color: Blue
  • Weight: 2.30 oz.
  • User: Right Hand
  • Pocket Clip: Tip-Up
  • Knife Type: Automatic
  • Opener: Push Button
  • Lock Type: Button Lock
  • Brand: Piranha
  • Model: 21
  • Model Number: P-21BT
  • Country of Origin: USA
  • Best Use: Everyday Carry
  • Product Type: Knife

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