Glock 43X OEM Barrel

Restore factory performance with a genuine Glock 43X OEM barrel engineered for reliability, accuracy, and long service life. Glock manufactures this barrel to exact factory specifications, delivering consistent lockup, smooth feeding, and dependable cycling for concealed carry, range use, or duty applications.

Product Description | Specs for Glock 43X OEM Barrel

Glock manufactures the Glock 43X Barrel from high-strength steel and applies a durable factory finish to resist wear and corrosion. This barrel drops directly into Glock 43X slides and uses Glock’s factory rifling and optimized chamber geometry to ensure reliable cycling and consistent accuracy with factory-spec ammunition.

What’s Included For Glock 43X OEM Barrel

A standard Glock 43X barrel package includes:

• Glock 43X OEM barrel

(Package contents may vary by supplier. Always verify before purchase.)

Specifications

• Model: Glock 43X OEM Barrel
• Manufacturer: Glock (OEM)
• Material: Glock proprietary steel alloy
• Finish: Black Glock factory finish (nDLC / nitride-treated)
• Caliber: 9mm Luger
• Rifling: Glock factory rifling
• Compatibility: Glock 43X slides and frames
• Length: Standard factory length (non-threaded)

How to Install a Glock 43X Barrel

Install the Barrel

• Confirm the pistol is unloaded and clear
• Remove the slide from the frame
• Remove the recoil spring assembly
• Remove the existing barrel
• Install the OEM barrel
• Reinstall the recoil spring and attach the slide to the frame

Function Check

• Rack the slide to confirm smooth movement
• Check proper lockup and trigger reset with a dry-function test
• Perform a final safety check before live fire

How To Disable a Glock 43X with an OEM Barrel

• Remove the slide assembly and store it separately
• Remove all magazines and store them separately
• Secure the frame with a cable lock or trigger lock
• Store ammunition separately
• Lock all components in a secure container or safe

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

Compatibility

• Fits: Glock 43X pistols
• Ammunition: 9mm Luger (factory-spec recommended)
• Gen Mix: Designed specifically for Glock 43X; not compatible with Glock 43, 48, or double-stack models

What’s the Glock 43X Barrel Made Of?

Glock machines this barrel from its proprietary steel alloy and applies a factory nitride-based finish to improve wear resistance and corrosion protection. Precision machining ensures proper chamber support, reliable feeding, and consistent accuracy with jacketed ammunition.

Customization Options

• Recoil System: Pair with OEM or duty-grade recoil spring assemblies
• Factory Restoration: Ideal for maintaining original Glock concealment and reliability standards
• Aftermarket Slides: Confirm tolerance compatibility before installation

Note: Glock factory barrels are designed for jacketed ammunition.

FAQs

Q: Is this a genuine Glock OEM barrel?
Yes. Glock manufactures this barrel to OEM specifications for the Glock 43X.

Q: Is this barrel threaded?
No. This is a standard, non-threaded factory barrel.

Q: Does this barrel require fitting?
No. It installs as a direct drop-in replacement.

Q: What ammunition should I use?
Use factory-spec 9mm Luger ammunition with jacketed bullets.

Q: Will this barrel fit other Glock models?
No. Glock designed this barrel exclusively for the Glock 43X.

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.