Extrema Ratio BF1 Classic Knife 4 Inch Closed Linerlock N690 Blade Black Handles Reversible Pocket Clip for Pros

Extrema Ratio BF1 Classic 04.1000.0143/BLK is a 4-inch closed, liner-lock folding knife designed for demanding users who value compact, reliable performance in everyday carry and field tasks. This Black variant blends Italian craftsmanship with robust materials, delivering a versatile tool for tactical, outdoor, and EDC use.

• Blade material: N690Co stainless cobalt steel with a black finish for excellent edge retention and corrosion resistance
• Blade style: Drop point blade for versatile slicing, piercing, and general-purpose use
• Locking mechanism: Liner-lock provides secure, easy-to-operate locking single-handedly
• Opening features: Dual thumb studs offer reliable ambidextrous deployment
• Handle material: Black anodized aluminum for a lightweight, durable grip
• Carry options: Reversible pocket clip to accommodate left- or right-handed carry
• Size: 4-inch closed design keeps the knife compact for everyday carry and compact kits

This BF1 Classic stands out with a purpose-built blade alloy and a refined, low-profile silhouette. The N690Co steel blends hardness and corrosion resistance to handle outdoor cleanup, camp tasks, or routine cutting chores without frequent maintenance. The drop point geometry provides a smooth blend of control and versatility, making it suitable for precise detail work or robust everyday tasks. The black anodized aluminum handle contributes to a secure grip, even in challenging conditions, while the reversible clip makes it easy to tailor carry orientation to your setup.