The Extrema Ratio RAO C, Black 04.1000.0176/BLK/BLK is a compact pocket knife inspired by the iconic RAO II. Despite its small size, the RAO C offers the same robustness and reliability as its bigger brother, while being more portable and manageable. The locking mechanism is particularly strong, partly because it is supported by an additional sliding safety pin, which effectively turns the blade into a fixed blade.
Blade made of Böhler N690 steel
The blade of the Extrema Ratio RAO C, Black 04.1000.0176/BLK/BLK pocket knife is made of Böhler N690, a very corrosion-resistant steel from Austria. It is tough and easy to sharpen, even with relatively limited resources. Needless to say, it retains its sharp edge very well.
Aluminium handle
The handle of the Extrema Ratio RAO is made from aluminium. The handle measures 12.9 cm in length. Aluminium is pleasantly lightweight and easy for the manufacturer to work with. As a result, it is a very popular choice for handles. Aluminium comes in many different grades or alloys. Most manufacturers opt for one of the more durable types of aluminium for knife handles, often using the same quality as the type used for aircraft construction.
History of Extrema Ratio
Extrema Ratio was founded in 1997 in Italy. The brand has become famous in the knife world with their tactical knives for the military, police officers and firefighters. The knives, often produced in collaboration with the Italian army, meet the highest military standards. They use materials such as Böhler N690 stainless steel and Forprene handles for comfort and safety, even in extreme conditions.
The range varies from fixed knives like the Requiem to rugged pocket knives like the BF2. Extrema Ratio is ISO 9001 certified and also supplies international military units. Their products are popular among adventurers and professionals worldwide for their reliability and durability. Many of the Extrema Ratio products originate from demand from a government department. In collaboration with that department, they develop a practical knife, a real tool. After this, it is available to everyone, for example here at Knivesandtools.
Looking to personalise your new purchase?
Add an engraving! Our engraving machine will turn your Extrema Ratio RAO C, Black 04.1000.0176/BLK/BLK pocket knife into something truly special. Personalise your own gear, or create a unique gift. We can engrave names, dates and short quotes. Logos and small images are also possible. Ideal as a business gift, for your wedding party or when you just fancy spoiling yourself.
The engraving process is simple: when engraving a name, date or short text, simply choose the option ‘Add engraving’ next to the ‘Add to cart’ button. The rest is self-explanatory. Would you prefer to have an image, logo or more detailed engraving? Take a look at our Advanced Engraving options.
General information
Brand: Extrema Ratio
Colour: black
Series: RAO
Article number: ER04-10000176BLKBLK
Dimensions & weight
Closed length: 12.9 cm
Total length: 22.5 cm
Material
Material handle: aluminium
Type of steel: Böhler N690
Features & functions
Finish blade: Black Oxide MIL-C-13924
Right or left-handed: symmetrical
Blade shape: drop point
Tools: knife
Opening system: nail nick
Type: tactical knife
Pocket clip: yes, tip-up (left/right)
Pocket clip position: tip-up
Pocket clip side: right
Can be opened with one hand: Yes
Number of tools: 1
Scope of delivery
Pouch: No
Sheath: No
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