An enlarged version of the Mini Bear Trap.

Youtube: https://youtu.be/xE-odMfG6N4 You'll need:

1. Rubber Band
2. Printed Parts

Instructions:

1. Place the two jaws (A&B) together. The teeth should not touch, but be on the side of one another.
2. One side will have a rectangular hole in it. So will it's counterpart. Align these together. Wrap the rubber band around the circular holes on the other side (opposite from the square hole).
3. Place it into the Base model with the rubber bands on the side with the keychain hole. The rectangular hole will be on the other side. Place the trigger there and use.