The KUB400A Sumo is a premium button lock folder built around a 3.13-inch CPM-20CV blade in stonewash finish, paired with a full titanium handle that offers lightweight durability and corrosion resistance ideal for European carry. The thumb disk deployment and blue anodized accents give it a refined, deliberate aesthetic, while the pocket clip ensures discreet EDC functionality. At 4.13 inches closed, it strikes a practical balance between blade length and pocket-friendly proportions for daily use. CPM-20CV steel holds an excellent edge and resists staining, making this a low-maintenance choice for varied conditions.

4.13" (10.49cm) closed. 3.13" (7.95cm) stonewash finish CPM-20CV stainless blade. Stonewash finish titanium handle. Thumb disk. Pocket clip. Blue anodized accents. Boxed.