1. A semi-automatic center-fire rifle that expels single or multiple projectiles by action of an explosion of a combustible material with a fixed magazine capacity in excess of 10 rounds;
2. A semi-automatic center-fire rifle that expels single or multiple projectiles by action of an explosion of a combustible material that has the ability to accept a detachable magazine and has one of the following characteristics: (i) a folding or telescoping stock; (ii) a pistol grip that protrudes conspicuously beneath the action of the rifle; (iii) a thumbhole stock; (iv) a second handgrip or a protruding grip that can be held by the non-trigger hand; (v) a bayonet mount; (vi) a grenade launcher; (vii) a flare launcher; (viii) a silencer; (ix) a flash suppressor; (x) a muzzle brake; (xi) a muzzle compensator; (xii) a threaded barrel capable of accepting (a) a silencer, (b) a flash suppressor, (c) a muzzle brake, or (d) a muzzle compensator; or (xiii) any characteristic of like kind as enumerated in clauses (i) through (xii);
3. A semi-automatic center-fire pistol that expels single or multiple projectiles by action of an explosion of a combustible material with a fixed magazine capacity in excess of 10 rounds;
4. A semi-automatic center-fire pistol that expels single or multiple projectiles by action of an explosion of a combustible material that has the ability to accept a detachable magazine and has one of the following characteristics: (i) a folding or telescoping stock; (ii) a thumbhole stock; (iii) a second handgrip or a protruding grip that can be held by the non-trigger hand; (iv) the capacity to accept a magazine that attaches to the pistol outside of the pistol grip; (v) a shroud that is attached to, or partially or completely encircles, the barrel and that permits the shooter to hold the pistol with the non-trigger hand without being burned; (vi) a manufactured weight of 50 ounces or more when the pistol is unloaded; (vii) a threaded barrel capable of accepting (a) a silencer, (b) a flash suppressor, (c) a barrel extender, or (d) a forward handgrip; or (viii) any characteristic of like kind as enumerated in clauses (i) through (vii);
5. A shotgun with a revolving cylinder that expels single or multiple projectiles by action of an explosion of a combustible material; or
6. A semi-automatic shotgun that expels single or multiple projectiles by action of an explosion of a combustible material that has one of the following characteristics: (i) a folding or telescoping stock, (ii) a thumbhole stock, (iii) a pistol grip that protrudes conspicuously beneath the action of the shotgun, (iv) the ability to accept a detachable magazine, (v) a fixed magazine capacity in excess of seven rounds, or (vi) any characteristic of like kind as enumerated in clauses (i) through (v).