Extrema Ratio BF2 CD Linerlock Knife With N690 Blade 5in Closed Black Aluminum Handle For Tactical Pros

The Extrema Ratio BF2 CD Linerlock is a compact, rugged folding knife designed for serious use and everyday carry. Crafted with a Bohler N690 stainless blade and a lightweight black anodized aluminum handle, it blends dependable performance with a clean, minimalist silhouette.

• Closed length: 5" (12.7 cm)
• Blade length: 3.5" (8.89 cm)
• Blade material: Bohler N690 stainless steel with a stonewash finish
• Finish: Stonewash blade finish for integrated wear resistance and a low-glare look
• Handle material: Black anodized aluminum
• Locking mechanism: Linerlock for secure blade deployment and confident lockup
• Opening method: Thumb stud for one-handed access
• Carry: Pocket clip for secure carry
• Packaging: Boxed, ready for gifting or storage

This knife is built for versatility: ideal for everyday tasks, outdoor adventures, and work-site use where a reliable, low-maintenance blade matters. The N690 blade offers strong edge retention and corrosion resistance, while the slim, durable aluminum handle keeps weight manageable for extended carry. The linerlock ensures solid blade lockup, and the thumb stud enables quick, controlled deployment when time is critical. If you’re selecting a premium folding knife that pairs modern materials with practical ergonomics, the Extrema Ratio BF2 CD provides a balanced blend of performance, portability, and durability.