The Glock OEM Threaded Barrel for Glock 19 Gen4, 9mm (Glock part number 47739) is a genuine factory replacement barrel that adds threading for a suppressor or muzzle device without giving up the fit and reliability of an OEM part. High quality components and precise manufacturing make Glock parts ideal for maintaining and upgrading a G19, and swapping in a factory threaded barrel means shooters get the same durability, reliability, and build quality of their original barrel while gaining the ability to mount a suppressor or compensator. It’s a straightforward drop-in for anyone building out a suppressor-ready G19 Gen4 without sourcing an aftermarket barrel.

Key Specifications

• Chambered in 9mm, matching the Glock 19’s factory chambering.
• Built specifically to fit the Glock 19, Gen4.
• Threaded muzzle allows mounting a suppressor or muzzle device.
• Genuine Glock OEM part, matching factory dimensions and finish.
• Barrel type is a direct-fit replacement, requiring no frame or slide modification.

Frequently Asked Questions

Which pistol does this barrel fit? The Glock 19, Gen4, chambered in 9mm.

Is this a genuine Glock part? Yes, it’s an OEM Glock barrel, not an aftermarket reproduction.

What is the threaded muzzle for? It allows mounting a suppressor, compensator, or other muzzle device without needing a separate thread adapter.

Buy the Glock OEM Threaded Barrel for Glock 19 Gen4, 9mm

Order it from our Lubbock, Texas gun shop for a genuine factory threaded barrel on your G19. Shop more Glock parts in our Glock barrels category.