Backup Tactical 9mm Black Threaded Barrel for Glock

A Backup Tactical 9mm black threaded barrel for Glock gives you a direct path to running a suppressor or other muzzle device on your carry or duty pistol. This is a straightforward upgrade if you've got a Glock 43 or 43X and want to add a can without replacing the whole gun — just swap the barrel and you're ready to thread on a suppressor or brake. Built from AISI 416 stainless steel, it's designed to handle the pressures of 9mm without compromise, and the pulled-broach rifling holds the SAAMI spec for consistency and reliability.

The 1/2x28 thread pitch is the industry standard for 9mm pistol suppressors, so you'll have plenty of suppressor options available. With a 1/16" twist rate, this barrel stabilizes typical 9mm projectiles across the full range of bullet weights and velocities you're likely to use. Whether you're running it for hearing protection at the range, hunting, or home defense, a threaded barrel keeps your options open without any guessing or custom work.

Installation is straightforward — it's a drop-in replacement for your Glock 43 or 43X. No gunsmithing required, and you keep everything else about your platform the same. If suppressed 9mm shooting is in your future, this barrel removes one of the biggest obstacles to getting there.

Key Features

• AISI 416 stainless steel construction for durability and corrosion resistance
• Pulled-broach rifling held to SAAMI spec for reliability and accuracy
• 1/2x28 thread pitch — standard for 9mm pistol suppressors
• 1/16" twist rate optimized for 9mm ammunition
• Drop-in fit for Glock 43 and 43X
• Black finish

Specifications

Frequently Asked Questions

Which Glock models does this threaded barrel fit?

This barrel is designed for the Glock 43 and Glock 43X. It's a drop-in replacement for the factory barrel on those models.

What suppressors can I use with this barrel?

The 1/2x28 thread pitch is the standard attachment point for 9mm pistol suppressors. Any suppressor with a 1/2x28 female threads will mount directly — that covers the vast majority of cans on the market for 9mm pistols.

Do I need a gunsmith to install this?

No. This is a drop-in barrel replacement for your Glock 43 or 43X. You can swap it out just like you would the factory barrel — no special tools or gunsmithing required.

What's the material and why stainless steel?

It's made from AISI 416 stainless steel, which resists corrosion and handles the pressures of 9mm reliably. Stainless also simplifies maintenance, especially if you're running a suppressor and dealing with more fouling than normal.