Glock 19X OEM Threaded Barrel

Upgrade your Glock 19X with a genuine OEM threaded barrel engineered for duty-grade accuracy, durability, and suppressor or compensator compatibility. Built to Glock factory specifications, the Glock 19X OEM threaded barrel delivers consistent lockup, reliable cycling, and proven performance for range, duty, or defensive use.

Product Description | Specs for Glock 19X OEM Threaded Barrel

The Glock 19X Threaded Barrel is manufactured by Glock to exact OEM tolerances using high-strength steel and advanced surface treatments for long-term durability. Designed specifically for the Glock 19X slide, this barrel features a threaded muzzle (commonly 1/2×28) to support suppressors, compensators, and other muzzle devices.

Glock’s Marksman Barrel (GMB) rifling and refined chamber geometry promote improved accuracy, consistent feeding, and dependable performance with factory and quality duty ammunition.

What’s Included For The Glock 19X OEM Threaded Barrel

A standard Glock 19X threaded barrel package typically includes:

• Glock 19X OEM threaded barrel
• Factory thread protector
• Thread protector O-ring (if applicable)

(Actual contents may vary by supplier; verify before purchase.)

Specifications

• Model: Glock 19X OEM Threaded Barrel
• Manufacturer: Glock (OEM)
• Material: Glock proprietary steel alloy
• Finish: Black Glock nDLC
• Caliber: 9mm Luger
• Thread Pitch: 1/2×28 (RH)
• Rifling: Glock Marksman Barrel (GMB) rifling
• Compatibility: Glock 19X slides and frames
• Length: Extended (threaded muzzle protrusion beyond slide)

How to Install a Glock 19X Threaded Barrel

Install the Barrel

• Ensure the pistol is unloaded and clear
• Remove the slide from the frame
• Remove the factory barrel and recoil spring assembly
• Install the OEM threaded barrel and reinstall the recoil spring
• Reattach the slide to the frame

Function Check

• Rack the slide several times to ensure smooth movement
• Verify proper lockup and trigger reset with a dry-function check
• Install the thread protector when not using a muzzle device

(Follow Glock and suppressor manufacturer recommendations.)

How To Disassemble a Glock 19X with a Threaded Barrel

• Remove the slide assembly and store it separately
• Remove all magazines and store separately
• Use a cable lock or trigger lock through the frame or magwell
• Store ammunition separately
• Secure all components in a locked container or gun safe

For permanent disabling or compliance requirements, consult a licensed gunsmith or FFL.

Compatibility

• Fits: Glock 19X pistols
• Threads: 1/2×28 suppressors, compensators, and muzzle devices
• Ammunition: 9mm Luger (factory-spec recommended)
• Gen Mix: Designed for Glock 19X / Gen 5 pattern slides only; not compatible with Gen 3 or Gen 4 barrels

What’s the Glock 19X Threaded Barrel Made Of?

The Glock 19X threaded barrel is constructed from Glock’s proprietary steel alloy and finished with a durable nDLC coating. Glock Marksman Barrel rifling improves accuracy while maintaining the reliability and service life expected from OEM Glock components.

Customization Options

• Muzzle Devices: Suppressors, compensators, or blast diffusers
• Thread Protectors: OEM or aftermarket knurled protectors
• Recoil System Tuning: Some compensator setups may benefit from recoil spring tuning
• Suppressor Use: Compatible with Nielsen device (booster) systems

Note: Always function-test modified setups before duty or defensive use.

FAQs

Q: Is this a genuine Glock OEM barrel?
A: Yes, this barrel is manufactured by Glock to OEM specifications.

Q: What thread pitch does the Glock 19X OEM barrel use?
A: The standard thread pitch is 1/2×28 RH.

Q: Can I use this barrel with a suppressor?
A: Yes, when paired with a compatible suppressor and booster.

Q: Does Glock Marksman Barrel rifling improve accuracy?
A: Yes, GMB rifling provides improved consistency and accuracy over earlier generations.

Q: Is this barrel drop-in?
A: Yes, it is a direct OEM drop-in barrel for Glock 19X pistols.

DISCLAIMER

OEMGlockParts.com provides aftermarket and compatible parts and components for GLOCK pistols. We operate independently and do not represent, endorse or have any connection with GLOCK, Inc. or GLOCK Ges.m.b.H.

GLOCK, Inc. and GLOCK Ges.m.b.H own the trademark “GLOCK” and other related marks. We mention “GLOCK” only to identify parts and products that fit or work with GLOCK pistols.