Folding knife Extrema Ratio BF0 CD SW 04.1000.0460/SW 5.5cm
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The new Extrema Ratio BF0 is the smallest among the Basic folders. Its handle produced in technopolymer makes it light and resistant, also thanks to its steel internal frame. The liner lock system enables to open and close it with one hand. It comes with drop blade and stone washed finishing. There are only best folding knives in MyGoodKnife's range.
- Reference
- 4250673464715
- Brand
- Extrema Ratio
- Country
- Italy
- Steel
- Böhler N690
- Handle
- Nylon
- Blade Length, mm
- 55
- Hardness
- 58-60 HRC
- Lock
- Liner Lock
- Total length, mm
- 140
- Blade thickness, mm
- 2.5

MyGoodKnife is official retailer of Extrema Ratio. Located in Prato, Italy, Extrema Ratio has been designing, manufacturing and selling high performance combat knives since 1997 enjoying a reputation for excellence that is unsurpassed in the military and tactical knife industry. Extrema Ratio prides itself in design, material and quality to deliver a high end product that meets the most severe mil-standards. The production based on modern cutting edge technology is combined with traditional craftsmanship and the result is the pinnacle of this synthesis. The Extrema Ratio design team uses the 3D system to design new models and create prototypes. Each knife design is then meticulously inspected and then field tested. At this point the finest materials are chosen for durability, function and beauty. Each knife is then hand assembled and hand finished and inspected by Extrema Ratio team of craftsmen. First class handwork and well-selected material have contributed to form the image of the Extrema Ratio trademark all over the world. Each knife that is manufactured at Extrema Ratio has measured up to the Company rigorous standards for quality and performance. The knives are the result of painstaking research and development. This is an Extrema Ratio hallmark. Extrema Ratio knives represent a real, solid value for the money.