Fox Radius Knife Titanium FX-550TI

The Fox Knives Radius FX-550 Ti is a modern icon in premium folding knives—an award-winning blend of craftsmanship, innovation, and Italian design. Built for enthusiasts who value precision engineering and standout aesthetics, the Radius is defined by its patented opening system that allows the blade to be fully opened and closed with one hand using a simple, intuitive button rotation. This mechanism earned the Radius global recognition, including Imported Knife of the Year and Overall Knife of the Year at the 2019 Blade Show, along with a 2020 RedDot Product Design Award.

Crafted with a Bohler M390 steel blade and a sandblasted titanium handle, the Radius offers exceptional cutting performance and long-term durability. Bronze-anodized hardware adds refined character, while the ergonomic shape ensures confident handling during everyday use. Whether carried as a premium EDC tool or displayed as a collector’s piece, the FX-550 Ti delivers the unmistakable quality Fox Knives is known for—precision-built in Italy.

Specifications:

• Blade Steel: M390 (HRC 59–61)

• Blade Coating/Finish: Satinato

• Handle: Sandblasted Titanium

• Clip: Bronze-Anodized Titanium

• Spacer: Bronze-Anodized Titanium

• Screws: Bronze-Anodized Titanium

• Locking Mechanism: Patented Radius Lock

• Blade Length: 2.95" (75 mm)

• Overall Length: 7.28" (185 mm)

• Blade Thickness: 0.16" (4.0 mm)

• Weight: 4.94 oz (140 g)

• Sheath: Black Contoured Leather

• Designer: Denis Simonutti

• Country of Origin: Italy