Tekto F4 Echo American Walnut G10/Black – 3.3″ S35VN Titanium Coated Button Lock Folding Knife

Unleash the F4 Echo, a precision-built manual flipper created in collaboration with Zastava Arms USA. Designed for control and feel, the F4 Echo opens with intent and closes just as deliberately, giving each movement purpose and confidence in hand. Built for real-world carry, it balances strength, reliability, and refined handling, blending premium materials with rifle-inspired design details to create a modern folding knife that feels deliberate, capable, and ready for everyday use.