2026 Survival Knife Otf Knife Hunting Knife Knuckle Knife Tactical Knife Automatic Knife Blade Auto Knife| POPOTR™"The knuckle OTF is one of the toughest knives we carry. It is a double action OTF knife with 440 stainless steel blade. The knuckle handle is full ABS that includes a pocket clip and glass breaker stub. High Quality Knuckle OTF Smooth Double Action Opening 440 Stainless Steel Blade ABS Handle Rubber Texture On Handle Pocket Clip Glass Breaker Stub Overall Length 9"""" Inches Blade Length 3. 5"""" Inches Includes Nylon Sheath w Belt Loop"""