Piranha 21 Tactical: Made in the USA With Premium CPM S30V Steel
Looking for a Made in the USA automatic knife for your next purchase? The Piranha 21 Tactical P-21BKT deserves a closer look. Its American manufacturing, premium blade steel, and lightweight build make it an appealing choice for buyers who care about both where their knife comes from and what it offers.
Available at Southern Sporting Goods, this model combines a black blade and handle with a clean folding design.
Shop the Piranha 21 Tactical Automatic Knife
Made in the USA and Worth Adding to Your Shortlist
For many enthusiasts, American manufacturing is an important part of choosing a knife. If you prioritize buying products made here at home, the Piranha 21 Tactical belongs on your shortlist.
Country of origin is one part of the decision. Blade material, opening mechanism, dimensions, and carry preferences also deserve attention. The Piranha brings those details together in a package that gives collectors and everyday-carry shoppers several reasons to look beyond appearance alone.
Why CPM S30V Steel Matters
The blade uses CPM S30V stainless steel, a material developed to balance wear resistance, toughness, and corrosion resistance. Its chemistry promotes hard vanadium carbides that help the steel resist abrasive wear.
For a knife buyer, the practical attraction is edge retention: resistance to wear helps a cutting edge remain useful through repeated cutting. It is a meaningful feature to consider when choosing a knife for regular use. Final performance also depends on heat treatment, edge geometry, and the material being cut.
The Piranha pairs this steel with a 3.375-inch, flat-ground drop point blade and a plain edge.
Push-Button Automatic Opening
A push button activates the side-opening blade, and a button lock holds it open for normal cutting tasks.
If you enjoy the operation of an automatic folder, this mechanism is a central part of the appeal. Consider the opening style alongside your preferred blade size when deciding whether it suits your collection or carry routine.
Lightweight Enough to Deserve a Closer Look
At 2.67 ounces, with a black aluminum handle, the Piranha 21 offers a lightweight package. Its clip is configured for right-hand, tip-up carry.
Weight and clip orientation are useful shopping details to compare before buying. The knife you choose should suit how you prefer to carry it as well as how you want it to look.
Piranha 21 Tactical Specifications
| Feature | Specification |
|---|---|
| Model number | P-21BKT |
| Country of origin | USA |
| Overall length | 7.625 inches |
| Blade length / cutting edge | 3.375 inches / 3.25 inches |
| Blade steel | CPM S30V stainless steel |
| Blade profile / grind | Drop point / flat |
| Blade finish / edge | Black / plain |
| Handle material / length | Aluminum / 4.25 inches |
| Weight | 2.67 ounces |
| Opening / lock | Push-button automatic / button lock |
| Pocket clip | Right-hand, tip-up |
Specifications from the product listing.
Bring American-Made Quality Into Your Collection
If Made in the USA is a priority for your next knife purchase, take a closer look at the Piranha 21 Tactical. Review the photos, compare the specifications, and decide whether this is the American-made automatic your collection has been missing.
Shop the Piranha 21 Tactical at Southern Sporting Goods — Currently $174.95
Visit the product page for current pricing and availability.
Compare more folding automatic knives or read our folding automatic knife buyer’s guide for help choosing a blade style and carry size.