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🗡️ Own the Edge: Where Italian Craft Meets Tactical Excellence
The Extrema Ratio LKU01 (Urban Dark) is a premium folding knife featuring a 3.94-inch Böhler N690 steel blade hardened to 58 HRC for exceptional sharpness and corrosion resistance. Its black burnished finish enhances durability and style, while the smooth anodized aluminum handle provides ergonomic comfort and secure grip. Handcrafted in Italy by expert artisans and designed by Danilo Lajolo, this compact, ambidextrous knife is perfect for tactical use, everyday carry, and collectors seeking a blend of functionality and Italian design heritage.

















| ASIN | B0DMPMYX4L |
| Age Range Description | Adult |
| Best Sellers Rank | #565,923 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #2,111 in Camping Folding Knives |
| Blade Edge | Flat |
| Blade Length | 3.94 Inches |
| Blade Material | böhler N690 steel (58 HRC) |
| Blade Shape | Spear Point |
| Brand Name | Extrema Ratio |
| Color | Urban Dark |
| Customer Package Type | Standard Packaging |
| Customer Reviews | 4.8 4.8 out of 5 stars (8) |
| Hand Orientation | Ambidextrous |
| Handle Material | Aluminum, Anticordal Anodized |
| Included Components | Pocket Clip |
| Is Product Cordless | Yes |
| Item Length | 8.78 Inches |
| Item Weight | 4.33 Ounces |
| Manufacturer | Extrema Ratio |
| Model Name | LKU01 (Urban Dark) |
| Model Number | 04.1000.0243/U/BLK-BLK |
| Product Care Instructions | Hand Wash Only |
| Recommended Uses For Product | Bushcrafting, Camping, Emergency, Fishing, Hiking, Hunting, Utility |
| Reusability | Reusable |
| Special Features | Ergonomic Handle, Reversible |
| Style | Italian |
| Theme | Tactical |
| Unit Count | 1.0 Count |
P**L
9.5/10
excellent fit and finish, razor sharp, no play. my only complaint it the thumb disc could be a little bigger to make one handed opening a little easier, or a flipper tab on the back...but otherwise, its incredibly nice
A**R
Not just another manual folder
This is a high-quality, practical, and unique knife designed by legendary Danilo Lajolo di Cossano of Italy - the founder of Lajolo Knife Fighting System (LKFS). Knife is uniquely designed for a quick draw and is great for training beautiful and powerful LKFS forms (katas). This knife can be a start of a lifelong training journey, or simply one of the jewels of your knife collection
Trustpilot
1 month ago
1 month ago