This is my office cross bow. MAKE AT YOUR OWN RISK AND DO NOT USE USE AGAINST OTHER PEOPLE.I AM NOT RESPONSIBLE FOR YOUR ACTIONS!!!!!!
Step 1: Supplies
Heavy duty paper clip Rubber band like the one shown
Step 2: Last Step
Bend the paper clip like shown. Bend a short piece at the end up then wrap the rubber band around it then close it. Shoot whatever fits it and that's it.