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Piranha Automatic Knives

Piranha automatic knives are high-quality and come in lots of options and colors. Each knife opens with a commanding kick and locks solidly into place. The handles on these knives are colored 6061-T6 aluminum, which is hard anodized and features recessed grooves for added gripping power.

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Showing 121 - 144 of 426 items
Piranha DNA Automatic Knife Blue (3.25" Mirror) Piranha DNA Automatic Knife Blue (3.25" Mirror)
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Piranha DNA Automatic Knife Blue (3.25" Mirror)

$169.95
Piranha DNA Automatic Knife Desert Camo (3.25" Mirror) Piranha DNA Automatic Knife Desert Camo (3.25" Mirror)
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Made in USA

Piranha DNA Automatic Knife Desert Camo (3.25" Mirror)

$169.95
Piranha DNA Automatic Knife Black (3.25" Mirror) Piranha DNA Automatic Knife Black (3.25" Mirror)
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Made in USA

Piranha DNA Automatic Knife Black (3.25" Mirror)

$169.95
Piranha Fingerling Black Automatic Knife (2.5" Mirror Plain) Piranha Fingerling Black Automatic Knife (2.5" Mirror Plain)
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Made in USA

Piranha Fingerling Black Automatic Knife (2.5" Mirror Plain)

$139.95
Piranha Fingerling Black Automatic Knife (2.5" Mirror Serr) Piranha Fingerling Black Automatic Knife (2.5" Mirror Serr)
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Made in USA

Piranha Fingerling Black Automatic Knife (2.5" Mirror Serr)

$139.95
Piranha Amazon Automatic Knife Hot Pink Aluminum (3.45" Black Serr) Piranha Amazon Automatic Knife Hot Pink Aluminum (3.45" Black Serr)
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Made in USA

Piranha Amazon Automatic Knife Hot Pink Aluminum (3.45" Black Serr)

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Piranha Fingerling Green Automatic Knife (2.5" Mirror Plain) Piranha Fingerling Green Automatic Knife (2.5" Mirror Plain)
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Made in USA

Piranha Fingerling Green Automatic Knife (2.5" Mirror Plain)

$139.95
Piranha Pocket Automatic Knife Pink Tactical (3.2" Black) Piranha Pocket Automatic Knife Pink Tactical (3.2" Black)
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Made in USA

Piranha Pocket Automatic Knife Pink Tactical (3.2" Black)

$149.95
Piranha Fingerling Hot Pink Tactical Automatic Knife (2.5" Black Plain) Piranha Fingerling Hot Pink Tactical Automatic Knife (2.5" Black Plain)
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Made in USA

Piranha Fingerling Hot Pink Tactical Automatic Knife (2.5" Black Plain)

$139.95
Piranha Fingerling Automatic Knife w/ Blue Handle (2.5" Mirror Serr) Piranha Fingerling Automatic Knife w/ Blue Handle (2.5" Mirror Serr)
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Made in USA

Piranha Fingerling Automatic Knife w/ Blue Handle (2.5" Mirror Serr)

$139.95
Piranha Fingerling Automatic Knife Red (2.5" Mirror) Piranha Fingerling Automatic Knife Red (2.5" Mirror)
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Made in USA

Piranha Fingerling Automatic Knife Red (2.5" Mirror)

$139.95
Piranha X Automatic Knife Silver (3.3" Mirror Serr) Piranha X Automatic Knife Silver (3.3" Mirror Serr)
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Made in USA

Piranha X Automatic Knife Silver (3.3" Mirror Serr)

$169.95
Piranha Virus Automatic Knife Silver Tactical (3.25" Black) Piranha Virus Automatic Knife Silver Tactical (3.25" Black)
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Made in USA

Piranha Virus Automatic Knife Silver Tactical (3.25" Black)

$179.95
Piranha Virus Automatic Knife Silver Tactical (3.25" Black Serr) Piranha Virus Automatic Knife Silver Tactical (3.25" Black Serr)
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Made in USA

Piranha Virus Automatic Knife Silver Tactical (3.25" Black Serr)

$189.95
Piranha Virus Automatic Knife Red Marble Tactical (3.25" Black Serr) Piranha Virus Automatic Knife Red Marble Tactical (3.25" Black Serr)
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Made in USA

Piranha Virus Automatic Knife Red Marble Tactical (3.25" Black Serr)

$199.95
Piranha Virus Automatic Knife Red Tactical (3.25" Black) Piranha Virus Automatic Knife Red Tactical (3.25" Black)
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Made in USA

Piranha Virus Automatic Knife Red Tactical (3.25" Black)

$179.95
Piranha Virus Automatic Knife Green Tactical (3.25" Black) Piranha Virus Automatic Knife Green Tactical (3.25" Black)
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Made in USA

Piranha Virus Automatic Knife Green Tactical (3.25" Black)

$179.95
Piranha Virus Automatic Knife Silver (3.25" Mirror Serr) Piranha Virus Automatic Knife Silver (3.25" Mirror Serr)
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Made in USA

Piranha Virus Automatic Knife Silver (3.25" Mirror Serr)

$169.95
Piranha Virus Automatic Knife Silver (3.25" Mirror) Piranha Virus Automatic Knife Silver (3.25" Mirror)
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Made in USA

Piranha Virus Automatic Knife Silver (3.25" Mirror)

$169.95
Piranha Virus Automatic Knife Red Marble Aluminum (3.25" Mirror Serrated) Piranha Virus Automatic Knife Red Marble Aluminum (3.25" Mirror Serrated)
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Discontinued
Made in USA

Piranha Virus Automatic Knife Red Marble Aluminum (3.25" Mirror Serrated)

$169.95
Piranha Virus Automatic Knife Red (3.25" Mirror) Piranha Virus Automatic Knife Red (3.25" Mirror)
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Made in USA

Piranha Virus Automatic Knife Red (3.25" Mirror)

$169.95
Piranha Virus Automatic Knife Green (3.25" Mirror Serr) Piranha Virus Automatic Knife Green (3.25" Mirror Serr)
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Made in USA

Piranha Virus Automatic Knife Green (3.25" Mirror Serr)

$169.95
Piranha Virus Automatic Knife Green Aluminum (3.25" Mirror) Piranha Virus Automatic Knife Green Aluminum (3.25" Mirror)
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Made in USA

Piranha Virus Automatic Knife Green Aluminum (3.25" Mirror)

$169.95
Piranha X Automatic Knife Silver Tactical (3.3" Black Serr) Piranha X Automatic Knife Silver Tactical (3.3" Black Serr)
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Made in USA

Piranha X Automatic Knife Silver Tactical (3.3" Black Serr)

$179.95
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