take note of the difference in the sizes and shapes of the cartridges. BTW, if you are not already aware, ACP stands for Automatic Colt Pistol and GAP stands for Glock Automatic Pistol.
I got my first ever semi-auto pistol this year in the form of a Glock 33 in .357SIG. I saw it in the display case of a grocery, hardware, gas station, restaurant, post office, gun store on my way to the gym. ...