Section 19 Arms and ammunition; parts and accessories thereof 93 Arms and ammunition; parts and accessories thereof 93 03 Other firearms and similar devices which operate by the firing of an explosive charge (for example, sporting shotguns and rifles, muzzle-loading firearms, Very pistols and other devices designed to project only signal flares, pistols and revolvers for firing blank ammunition, captive-bolt humane killers, line-throwing guns) Commodity Code Description 93 03 10 - Muzzle-loading firearms 93 03 20 - Other sporting, hunting or target-shooting shotguns, including combination shotgun- rifles 93 03 30 - Other sporting, hunting or target-shooting rifles 93 03 90 - Other: