You can't really do that
Go And put a gun on the paper plane you just made!
you pull the trigger and the nail shoots out and into the wood.
Where one trigger pull shoots one paintball.
you shouldn't do that
one trigger sets the gun to go off and the other fires it you must squeeze the first trigger then the second to fire the gun and if your not careful and pull the set trigger again instead of the second trigger the gun will not fire plus the second trigger being the fire trigger is usually a hair trigger meaning you barely have to pull it to make the gun fire
Depends on how fast the gun that shoots 700 feet gets it projectile to 700 feet.
you need to go to instructables.com and search around to make that kind of gun
Most work like a slingshot. There is a strong rubber band that is stretched, and hooked over the release, and a spear placed in the gun. Pulling the trigger releases the stretched rubber band, which shoots the spear.
They check to make sure their is a ball in the firing port before it shoots
Because the bullet shoots out and let's a big bang of pressure
The only Nerf gun which shoots under 5 feet when it is not modified or broken is the Jaru Tech Shot, which is a fake Nerf gun that only shoots around 4 feet.
It can be referred to as a pellet gun or air gun.