Piranha Knives Auto 21 Button Lock - Automatic Opening With CPM S30V Black Serrated Blade

The Piranha Knives Auto 21 Button Lock Black (P-21BKTS) is a compact automatic knife built for everyday carry, delivering fast one-handed deployment and reliable performance. It combines a stealthy black finish with a tough CPM S30V blade for diverse cutting tasks.

• Automatic opening: One-handed blade deployment with a quick press of the activation button for fast access.
• Blade material: 3.5" (8.89 cm) CPM S30V stainless steel, known for edge retention and corrosion resistance.
• Blade style: Black, partially serrated spear-point blade optimized for piercing and practical cutting tasks.
• Size and length: 4.25" (10.8 cm) closed length, giving a compact profile for everyday carry.
• Handle material: Black aluminum handle that balances durability with light weight.
• Locking mechanism: Button Lock for secure blade retention and smooth release.
• Carry: Integrated pocket clip for convenient, accessible carry.
• Packaging: Ships boxed for gift-ready presentation and protection in transit.

Whether you’re opening packages, tackling everyday tasks, or handling quick outdoor chores, the Auto 21 provides fast, controlled cutting without sacrificing safety. The CPM S30V blade offers excellent edge retention and rust resistance, reducing maintenance and ensuring long-term performance. The partially serrated edge adds versatility for fibrous materials, while the black aluminum handle keeps weight down and grip secure. A pocket clip ensures the knife stays within reach, so you can respond quickly to whatever the day brings. Please check local regulations regarding automatic knives and practice safe handling to ensure responsible use.