Tag: and it refers to the .45 ACP caliber variant. Gen4: The "Gen4" indicates the generation of the Glock 21 model. Glock regularly updates its models with different generations
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GLOCK 21 GEN4 45ACP PISTOL W/FIXED SIGHTS, 13ROUND CAPACITY
The Glock 21 Gen4, with MPN PG2150203, is a full-sized, semi-automatic handgun designed for shooting excellence. Chambered in .45...
