shotgun
Shoulder weapon made up of a long barrel attached to a frame; it uses cartridges loaded with 24 g of lead having a diameter no greater than 2.5 mm.
trigger guard 
Metal piece covering and protecting the trigger.
pistol grip 
Narrow part for gripping and handling the weapon.
stock 
Back part of the weapon that is held against the shoulder.
forearm 
Frame made of wood on which the barrel is fitted.
trigger 
Device that is pressed to fire the weapon.
ventilated rib 
Strip with air holes for cooling the barrel of the shotgun.
barrel 
Tubular part that guides the trajectory of the projectile.
muzzle 
Opening through which the projectile leaves the barrel.
cheek piece 
Movable and adjustable part against which the shooter can rest his cheek when shouldering the weapon.
cartridges 
Ammunition consisting of a projectile (ball or lead), an explosive charge (gunpowder) and a primer collected inside a casing.
base 
Metal base of the case that contains the primer.
plastic case 
Cylindrical cover that contains the cartridge’s gunpowder and projectile.