A rifle is a long-barrelled firearm designed for accurate shooting, with a barrel that has a helical pattern of grooves (rifling) cut into the bore wall
The M16 rifle, officially designated Rifle, Caliber 5.56 mm, M16, is a family of military rifles adapted from the ArmaLite AR-15 rifle for the United States
An assault rifle is a selective-fire rifle that uses an intermediate cartridge and a detachable magazine. Assault rifles were first put into mass production
The M14 rifle, officially the United States Rifle, Caliber 7.62 mm, M14, is an American select-fire battle rifle that fires 7.62×51mm NATO (.308 in) ammunition
The Lee–Enfield is a bolt-action, magazine-fed repeating rifle that served as the main firearm used by the military forces of the British Empire and Commonwealth