Glock 21 Gen 4
This review of the Glock 21 Gen 4 by hickok45 highlights its reliability and the effectiveness of Gen 4 upgrades for a .45 ACP pistol. Key features discussed include the reversible magazine release, RTF3 grip texture, and the dual recoil spring assembly. Accuracy testing confirmed consistent performance with factory ammunition, and the firearm proved reliable even under rapid fire conditions.









