pnuematic pvc marble gun that can easily shoot over a building.
just make sure you like coke or diet coke. Also shoots marshmellows for hurting your friends!
Step 1: Materials
You will need a :
1) 2liter coke bottle
2) 1/2ball valve
3) 1/2 two part screw together coupling
4) 1/2 pvc pipe
5) two 90 degree elbows
6) bike tire valve
7) 1/2 conector
Step 2: Asemble
glue all of the parts behind ball valve. then assemble like so.
Step 3: Easy stashing
unscrewable barrel for easy storing
Step 4: Fireing and loading
unscrew removable barrel load marchmellows in back. Load marbles from front without unscrewing. Pump to until your satisfied. Throw the ball valve. It will shoot really fast so watch out for ricosheting marbles.