this is a great little pen gun it is compact so you can put it anywhere it is strong so you dont have to worry about it breaking and it I will shoot anything around the size of a 6mm bb.
WARNING I AM NOT RESPONSIBLE FOR WHAT YOU DO WITH THIS GUN.
Step 1: Materials
you will need a Bic pen , a pair of needle nose pliers . a long stick or rod , scissors , friction tape , a water balloon and a pair of wire cutters.