Grooves on inside of the barrel= a RIFLED firearm- the grooves are known as rifling.
Grooves on the outside of the barrel= fluting, done to reduce weight
Long barreled gun, with grooves on the inside of barrel- is a rifle. Shorter version is a carbine. Handguns, such as pistols and revolvers also have grooved barrels.
A canyan is a deep valley often with grooved edges. A rifle is a gun with with a long barrel with grooved interior.
A gun is a firearm whose barrel is not grooved (rifled), as with a shotgun, for instance. (A firearm whose barrel IS grooved is called a rifle. Examples include the common hunting rifle as well as the huge rifles on navy ships that can lob a shell as far as 25 miles. A firearm is composed of a barrel, a triggering mechanism, a chamber, and an explosive cartridge and bullet.
Gun can refer to a long gun or a hand gun. A rifle is very particular. It has to have grooved barrel which spin the bullet when it is going down the barrel. This spin action on the bullet makes it more accurate.
The diameter
Grooves
Yes, it is called "spiking", although it is likely to cause the barrel to explode if the gun (or artillery piece) is fired. YOU CANNOT PREVENT A GUN GOING OFF, BY INSERTING YOUR FINGER INTO THE BARREL
Looking for someone with history of a single barrel shot gun with wells Fargo & co on barrel and four notches also on gun like to know if its from the stage coach era as the shot gun is called coach
the barrel is the long part that the bulliet comes out
Threaded
It's called the Muzzle
On the INSIDE of the barrel, they are called grooves. Together with the ungrooved areas, called lands, they make up rifling. On the OUTSIDE of the barrel, they are called flutes. These are cuts made in the barrel to make it lighter.