Ballistic Knife

A Russian style 3d printed ballistic knife with different style blades and bolts. This uses an old airsoft spring and a few metric nuts and bolts. The trigger group includes a hole for a safety pin. It will fire the knife very far. Please do not shoot the blade at unprotected people. Please only print the blades in TPU. Required Materials: 1x airsoft spring - 200fps recommended. Higher rate springs are difficult to load the knife. 4x M3x15mm screw4x M3 Nuts2x M2x10mm screws