Extrema Ratio NK3 K Neck Knife Black With 2.75in Tanto Blade Glass Breaker N690 Steel Kydex Neck Sheath For Tactical EDC

The Extrema Ratio NK3 K Neck Knife is a compact, high-performance blade built for everyday carry and rapid access in demanding environments. With a 6.75" overall length and a 2.75" tanto blade, it's designed for outdoor enthusiasts, professionals, and preparedness-minded users who value quick, secure handling and discreet carry.

• Overall length: 6.75" (17.1 cm)
• Blade length: 2.75" tanto blade
• Blade material & finish: Bohler N690 stainless steel with a burnished black finish, constructed as a single piece per MIL-C-13924
• Grip & handling: Finger ring for secure, immediate access and control
• Emergency feature: Glass breaker integrated for rescue or urgent scenarios
• Sheath: Black Kydex neck sheath for secure, low-profile carry
• Packaging: Boxed for safe storage and gifting

Whether you’re camping, trekking, or building a ready-for-anything EDC kit, the NK3 K offers reliable performance in a compact, easily accessible package. The finger ring keeps the blade under tight control during rapid draws, while the glass breaker adds a practical emergency feature. The blade’s Bohler N690 steel delivers good edge retention and corrosion resistance, and the single-piece construction enhances durability. Finished in black and paired with a discreet Kydex neck sheath, this knife is designed for concealed carry, quick deployment, and dependable functionality when it matters most.