Glock 21 Gen4 .45 ACP Pistol

Buy the Glock 21 Gen4 .45 ACP Pistol

The Glock 21 Gen4 .45 ACP Pistol is a genuine Glock, built to the same standard as the rest of the line. Browse it with our Glock pistols at the online catalog.

How the Glock 21 shoots

The full-size frame gives a longer sight radius and a full grip for duty use, home defense and range days, and the chosen chambering delivers dependable performance. Loaded to its rated capacity, it runs standard ammunition. Compare it with the Glock 21.

Buying and shipping your Glock 21

Every pistol here is backed by our return policy and ships to your licensed FFL dealer with live tracking.