Pistol is the weapon that pioneered practical shooting in the world and is still the most popular weapon among athletes. There is a whole industry that produces pistols for practical shooting competitions, as well as various parts for upgrading (tuning). The World Pistol Shooting Championship (WorldShoot) is held every 3 years on different continents and brings together up to 2000 athletes and officials
Shotgun is a type of firearm designed to fire a group of pellets or other projectiles that scatter when they leave the barrel. A characteristic feature of a shotgun is a wide barrel, which allows you to simultaneously fire many projectiles, covering a wide area.
Carbine is a long gun that has a barrel shortened from its original length. Most modern carbines are rifles that are compact versions of a longer rifle or are rifles chambered for less powerful cartridges.
PCC is a carbine that uses the calibre of a pistol. Such carbines are convenient for those who already use handguns, as they can use the same cartridges.