What is the name for the tube shaped part of a firearm that the bullet or shot travels through after the cartridge is fired?

Barrel

Explanation:

Barrel

It is the part of the gun ,

Barrel is a long tube made up of metal , in which the bullet or the projectile goes after the firing is done .

Guns can have a variety of sizes of barrels .

longer barrel means , the bullet will hit the target more frequent .

Barrels have some grooves , in the spiral form , in the rifling .

Barrels which have grooves spin the projectile faster after exiting the gun .

Thereby making the projectile more accurate and stable .

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