9mm
A revolver has a rotating chamber that houses the bullets a pistol has a "clip" or "magazine"
you have to get the USP pistol and empty the clip and when you reload it will "flip" the gun
You can only use .380 ACP ammo in a .380 pistol. Period.
== == The part that holds the bullets in a revolver type pistol is called the "cylinder". In an automatic type pistol it's called a "magazine".
One
if you are meaning as in a gun pistol you shouldn't of but it in this catergorie but a pistol looks like a L pointing the barrel to the sky which fires a range of bullets that match up to the pistol
None. No such gun.
No you can not. Rifle rounds are longer than pistol rounds, which is part of the reason they are so accurate.
No. An antique bullet is 100 years old. That is the meaning of "antique". But they can make modern bullets to fit and antique pistol.
up to 20
Something that shoots all the bullets without reloading after one shot