The Glock 21 Gen4 is a full-size striker-fired semi-automatic pistol chambered in .45 ACP with a 4.61" barrel, 13+1 capacity, and matte black finish built on Glock's proven polymer frame platform. This used Glock 21 Gen4 delivers the hard-hitting .45 ACP performance and battle-proven reliability of the platform at an excellent value, featuring Glock's Safe Action System with three independent automatic safeties. Comes with Truglo Sights, Talon Grips, IWB Holster, and Ammo.
| Guns | |
| Barrel Length | 4.49 in. |
| Caliber | .45 ACP |
| Finish | Black |