This is a shooting pen thing that I made because I have seen people make them from old mechanical pencils so I decided to make my own.

I AM NOT LIABLE FOR ANY INJURY SO USE AT OWN RISK

Creality

Ender 3 Pro

No

Yes

.2

100

You might need a brim to prevent the barrel from falling mid print.

You are going to want 2 rubber bands to hook on to the sides. You can add more if you want it to be stronger.

Have fun