Glock Factory Threaded Barrels

Glock Factory Threaded Barrels are now available at GlockStore!

Glock 19 Gen3/4 barrels will fit Gen5 Glock 19, 19x and 45.

Glock 23 Gen3/4 barrels will fit Gen5 Glock 23. Glock does not currently produce a Gen5 specific threaded barrel for the Gen5 Glock 23.

All other barrels are specific to generation.

These barrels are the factory originals. Grab one to mount your favorite compensator or suppressor.

Factory Thread Sizes:
- G17 9mm Luger - M1/2x28 RH
- G17 9mm Luger - M13.5x1 LH

- G19 9mm Luger - M1/2x28 RH
- G19 9mm Luger - M13.5x1 LH - These are ultra rare European imported and Austrian proofed LH threaded G19 barrels. These are the same barrels used in the SOCOM Mk27 Mod2 contract Glocks.

-G21 45 Auto - M16x1 LH
-G21 45 Auto - .578x28 RH

-G23 40 S&W - M14.5x1 LH

Barrels may only be returned if they are unused and in re-sellable condition. If the item is defective—i.e., does not function—we will accept a return within the 30-day period only.


Looking for a compensator to pair with your threaded barrel? They can be found here.

Check out our colored OEM Glock Threaded barrels here! They're available in FDE, Gold, Copper, and Rose.

Not available for export outside the United States.

Order Online or Call Toll-Free: 1-800-601-8273