This instructable is a mod for your BIC mechanical pencil gun
DISCLAIMER- I take no responsibilty for what you doo with this or any injuries sustainded during construction or use.
Step 1: Materials & Tools
What you will need for this Instructable is:
-A BIC mechanical pencil gun.
-A piece of wood.
Step 2: Attaching the Pencil gun thingy.
Grap your BIC mechanical pencil gun and tape to one end of the piece of wood.
Step 3: Attaching the PEG to the wood.
Grap the piston thing with the eraser on the end and measure so that about 1-2cm are inside the end of the outer tube and position the peg in line with the outer tube and far enough so the inner tube can be held by the peg.
Step 4: Cocking & Firing
Once everything is attached pull the piston with the elastic attached and open peg and slide piston in so it wont misfire and blind your sister.
Step 5: Ammo
Use airsoft ammo(plastic bbs)
You can try to make your own ammo just follow the link Free BB ammo
You can also use anything that will fit in the barrel (though the results vary.