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Extrema Ratio - Defender Knife Black - 04.1000.0486/BLK

Extrema Ratio - Defender Knife Black - 04.1000.0486/BLK
Extrema Ratio - Defender Knife Black - 04.1000.0486/BLK
Extrema Ratio - Defender Knife Black - 04.1000.0486/BLK
Extrema Ratio - Defender Knife Black - 04.1000.0486/BLK
Extrema Ratio - Defender Knife Black - 04.1000.0486/BLK
Extrema Ratio - Defender Knife Black - 04.1000.0486/BLK
Extrema Ratio - Defender Knife Black - 04.1000.0486/BLK
Extrema Ratio - Defender Knife Black - 04.1000.0486/BLK
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Product code: 22692
Manufacturer: Extrema Ratio
  • Lightweight 136g combat knife, back-up. Perfectly balanced with above-average durability. In skilled hands, incredibly fast and effective. The Aspis scabbard was developed for quick dobbing and easy fixing inside MOLLE tapes thanks to clamps.
269,50 EUR
/ pc
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Buy and receive: 1078pts
Free delivery from 74,75 EUR
Replace or return up to 30 days
Defender Black, slim and light 136 g, easy to use and versatile. Combat version of the compact back-up knife with a full tang design with a fixed wedge and fake blade, especially for users who value the inverted grip. The fake blade is designed to support a thumb or whole hand in a two knife combat technique. The new generation of tactical knives Extrema Ratio for professionals with multifunctional sheath made of Kydex.

The requirements of the modern battlefield require the modernization of the individual equipment (armament) of the soldier (operator). ER company with its series of ultra-lightweight knives Requiem, Mamba, Scout, Defender is a part of this trend.

Headstock - 5 mm thick with Drop Point profile, on both sides solid blood-drain, which reduces the weight of the knife. Made from the hard-wearing, high-strength high-cobalt stainless steel N690 with a hardness of 58 HRC produced at the Austrian Böhler-Uddeholm steelworks. The wedge is coated with a non-reflective MIL-C-13924 BURNISHING coating. The Plain smooth blade was derived from a flat cut (Flat grind), which provides excellent cutting edge geometry, penetration capacity regardless of wear intensity and emphasises the matte finish of the blade. Long crimped thumb rest on the back of the blade (upper jimping). At the base of the head one-sided steel dace protecting the hand.

Handle - coated with non-slip textured rubber-like textured linings made of Forprene thermoplastic elastomer (elastic return, softness, chemical resistance), they guarantee a secure grip even in wet hands. Each lining contains a single divot to provide an axis of rotation during grip changing techniques. A steel head with an oval hole (lanyard hole) for rope, can be used as a hammer or breaker to beat glass and more...

Sheath - lightweight, made of Kydex plastic in black. Universal openwork holster protects the knife against falling out and makes it easier to dry the head. On both sides of the loader, a flexible polymer strap system allows quick attachment to M.O.L.L.E. system straps or belt attachment.

Technical data:
Product number: 04.1000.0486/BLK
Name: Defender Black
Type of steel: Böhler N690
Hardness of the head: 58 HRC
Length of the head: 103.0 mm / 4.05"
Head thickness: 5.0 mm / 0.19"
Overall length: 217.0 mm / 8.54"
Weight: 136.0 g /4.79 oz
Type of cutting edge: Plain
Type of head: Drop Point
Material handle: Forprene
Sheath: Kydex
Producer: Extrema Ratio, Italy
Frequently asked questions

How can I contact with shop customer service?

The best solution is to send an e-mail to It is also possible to contact us by phone from Mon. to Fri. 9.00a.m. - 5.00p.m. The number +48 533 372 997 combines the contact to shop customer service and service.

What payment methods do you support?

In the case of a stationary store, of course, by card or cash, while online orders can be paid by BLIK, credit card, online transfer and PayU installments, PayPal, traditional transfer or PayPo deferred payment.

How many days do I have to return the product?

The statutory period for returning online orders is 14 days, however for your comfort we have extended this period to 30 days from the day of purchase.

Is overseas delivery possible?

Yes, we offer delivery throughout the European Union, we use UPS and GLS, costs as per the price list.

For shipping to Germany, Austria, Czech Republic, Romania, Hungary, Netherlands free delivery is available for purchases over €99 and for other selected countries over €199*.

Why the difference in order processing times?

We use several warehouses, including external ones, so in order to complete an order we sometimes need a few days to bring some products.

What do order statuses mean?

Pending Delivery: At least one of the products you ordered needs to be moved from an outside warehouse. This generally extends the lead time by 1-5 days.

Pending payment: Your order is pending payment. Once your payment has been posted, we will begin processing it immediately.

Packed: Your order is being assembled in our warehouse. It will be forwarded for shipment shortly.

Ready to ship: Your order has been packed and is awaiting pickup by courier.

Stopped: Your order is being held up. This may be due to the goods you have ordered not being in stock. Please contact our Customer Service team.

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