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Drop-in 9mm replacement barrel for Glock 19 Gen 1, Gen 2, and Gen 3 frames. Machined to OEM chamber and lug geometry so it seats directly into your factory or aftermarket Gen 1-3 slide — no fitting, no gunsmithing, no test-fit gymnastics.
The barrel wears a matte black DLC (diamond-like carbon) coat over a 416R stainless core, paired with a crown-cut muzzle and dual top-facing compensator ports. The ports vent propellant gas upward to tame muzzle rise, letting you track the front sight through follow-up shots. The crown cut protects rifling from muzzle wear.
Run 150-200 rounds of standard 115gr or 124gr 9mm for break-in so the extractor and springs settle on the new barrel. Confirm your frame is Gen 1-3 before ordering — Gen 4 and Gen 5 use different rail and barrel geometry and will not interchange.
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