Faxon Firearms Duty Series Ga910N19Ngq-N G19 G2-5 9Mm
$91.00
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A Faxon Firearms Duty Series G19 9mm barrel is a no-gunsmithing replacement barrel built to tighter tolerances than factory spec. Machined in-house from stress-relieved 4150 CMV steel and finished with a black Nitride coating, this drop-in barrel gives your Glock 19 (Gen 2–5) a measurable upgrade in lockup consistency and durability without requiring a trip to a gunsmith. Whether you're running your carry gun hard, working the range, or testing handloads, the conventional rifling and target-grade crown give you flexibility and accuracy out of the box.
The Nitride finish does real work here: it boosts lubricity, extends barrel life under high round counts, and resists the wear that comes from repeated cycling and cleaning. Stress-relieved steel means the barrel won't shift zero unexpectedly as it breaks in. Conventional rifling—not polygonal—accepts cast lead ammo, which keeps your practice budget in check and opens up ammunition options without compromise.
Installation is straightforward. The barrel meets factory-spec dimensions, so it fits directly into your Glock 19 slide without fitting or modification. Better-than-OEM tolerances mean a tighter lockup from the moment it's in the gun, translating to more consistent shot-to-shot precision and reliability under duty or sport use. If you're chasing tighter groups, upgrading a carry gun, or simply want a more durable barrel than stock, the Faxon Duty Series delivers the kind of incremental performance upgrade that compounds over thousands of rounds.
Key Features
- In-house machined from stress-relieved 4150 CMV steel for dimensional stability and durability
- Black Nitride finish increases lubricity, resists wear, and extends barrel life
- Conventional rifling accepts cast lead ammunition and expands ammo compatibility
- 11-degree target crown for consistent bullet release and accuracy
- Drop-in fit for Glock 19 Gen 2–5 slides—no gunsmithing required
- Better-than-factory tolerances for tighter lockup and precision
Specifications
| Firearm Compatibility | Glock 19 (Gen 2–5) |
| Caliber | 9mm |
| Barrel Material | 4150 CMV steel, stress-relieved |
| Exterior Finish | Black Nitride |
| Rifling Type | Conventional (broach rifled) |
| Twist Rate | 1:10 |
| Crown | 11-degree target crown |
| Profile | Drop-in |
| Installation | No gunsmithing required |
Frequently Asked Questions
Will this barrel fit my Glock 19 without gunsmithing?
Yes. The Faxon Duty Series barrel is manufactured to factory-spec dimensions and drops directly into Glock 19 Gen 2–5 slides with no fitting, modification, or professional installation required.
Can I shoot cast lead ammunition through this barrel?
Yes. The conventional rifling design accepts cast lead rounds, unlike polygonal rifling found on some aftermarket barrels. This gives you flexibility in ammunition selection and helps reduce practice costs.
What does the Nitride finish do?
The black Nitride coating increases lubricity (reducing friction during cycling), extends barrel service life under high round counts, and resists surface wear and corrosion compared to bare steel or other finishes.
How is this barrel different from factory Glock barrels?
The Faxon Duty Series is machined in-house from stress-relieved 4150 CMV steel and finished with Nitride coating. It features better-than-OEM tolerances, resulting in tighter lockup and more consistent performance. The 11-degree target crown is also optimized for accuracy.
