A bayonet lug is a metal fitting on the barrel or muzzle of a firearm that provides a mounting point for a bayonet.

A bolt action is a type of firearm action that requires the user to manually cycle the bolt to load and eject cartridges. It is uncommon in pistols.

A removable container holding multiple rounds of ammunition, used to replenish a pistol's chamber.

A pistol feature allowing it to fire grenades or projectile rounds.

Adjustable metal aiming devices on firearms, consisting of a front post and rear notch, used without magnification.

A pistol barrel with external helical grooves allowing the attachment of a suppressor or other muzzle devices.