Sig Sauer Barrel, 9MM, 4.6″, Black

Product Description

The Sig Sauer P320C 9mm threaded barrel is a premium replacement barrel engineered for compact carry and suppressor-ready customization. This 4.6-inch barrel features 1/2×28 threading, allowing you to attach suppressors, compensators, or brake systems. Additionally, it delivers the precision and reliability Sig Sauer is known for.

Furthermore, this barrel is manufactured to exacting factory specifications. The black finish resists corrosion and maintains a professional appearance. Therefore, you get a component that looks and performs like original equipment.

Perfect Fit, No Modifications Needed

This P320C barrel drops into your frame without any gunsmithing or alterations. Simply follow standard Sig P320 takedown procedures to swap your existing barrel. Indeed, installation takes just minutes for shooters familiar with basic maintenance.

Moreover, the 4.6-inch length balances velocity and handling for both sporting and concealed carry applications. The threaded muzzle design opens endless accessory possibilities. Consequently, you can build your firearm exactly as you want it.

Suppressor-Ready Performance

The 1/2×28 thread pitch is the industry standard for 9mm suppressors and muzzle devices. Additionally, countless manufacturers offer compatible options at competitive prices. For example, this threading works with popular suppressors from major brands, making your upgrade path straightforward and affordable.

Whether you’re a recreational shooter, competition user, or tactical enthusiast, this barrel delivers the versatility you need. Finally, you get factory Sig Sauer engineering backed by the manufacturer’s standard warranty against defects.

Ordering from Western Sport

Order online and it ships straight to your door. Western Sport has been a licensed FFL/SOT dealer since 2007, and everything we sell carries the full manufacturer warranty. Questions before you order? Send us a message.

Frequently Asked Questions

Q: Will this Sig P320C barrel fit my compact pistol?

A: Yes, this barrel is specifically engineered for the Sig P320C frame. Simply remove your existing barrel and install this one using standard P320 takedown procedures. No modifications to your pistol are required.

Q: What thread pitch does this 9mm barrel feature?

A: This barrel features 1/2×28 threading, which is the industry standard for 9mm suppressors and muzzle devices. This thread pitch gives you access to a wide variety of compatible accessories from major manufacturers.

Q: What is the best use case for a 4.6-inch threaded barrel?

A: The 4.6-inch length balances velocity, concealment, and handling for carry and tactical applications. It’s ideal for recreational shooters and competition users who want to add suppressors or muzzle devices for training and performance.

Additional information