Sig Sauer Barrel, 9MM, 3.7″ Threaded Barrel, Black

Product Description

The SIG BBL P365 9MM 3.7″ TB is a premium replacement barrel built for SIG P365 owners seeking suppressor-ready capability. This threaded barrel features a 1/2×28 thread pitch for seamless suppressor attachment. Additionally, it includes a loaded chamber indicator for immediate safety awareness.

Key Features & Specifications

This barrel measures 3.7 inches in length, matching your P365’s original factory specifications exactly. Furthermore, the nitride finish delivers exceptional durability and corrosion resistance for long-term reliability. The precision engineering maintains your pistol’s accuracy standards. Therefore, you get factory-quality performance in an aftermarket upgrade package.

Suppressor-Ready Design

The 1/2×28 thread pitch is the industry standard for 9mm suppressors and muzzle devices. Additionally, any suppressor rated for 9mm will attach securely to this barrel. For recreational shooters and range enthusiasts, this design enables effective hearing protection. Moreover, the threaded muzzle accommodates various compatible muzzle devices for customization.

Loaded Chamber Indicator Advantage

The loaded chamber indicator protrudes visibly when a round is chambered. This feature provides both visual and tactile confirmation of your pistol’s status. Therefore, you always know your weapon’s condition at a glance. Besides, this safety enhancement is especially valuable during range sessions and storage checks.

Installation & Compatibility

Installation is straightforward for owners comfortable with basic pistol maintenance. However, professional installation is recommended for safety and peace of mind. In addition, this barrel maintains full compatibility with all standard P365 components and magazines. SIG Sauer stands behind professional-grade manufacturing standards.

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 P365 9mm barrel fit my pistol without modifications?

A: Yes, this barrel is specifically engineered for the SIG P365 with exact original dimensions. Installation requires standard tools and basic pistol maintenance knowledge. However, professional installation is always recommended for safety.

Q: What suppressors are compatible with this 1/2×28 threaded barrel?

A: Any 9mm suppressor rated for 1/2×28 threads will attach securely to this barrel. The 1/2×28 thread pitch is the industry standard for 9mm suppressors and muzzle devices. Additionally, you can use various compatible muzzle brakes and flash hiders.

Q: Does SIG Sauer warranty cover this replacement barrel?

A: Yes, SIG Sauer barrels include manufacturer warranty coverage against defects. Western Sport provides full support for warranty claims and service issues. Contact us immediately if you experience any performance concerns with your barrel.

Q: Can I legally purchase this threaded barrel in Texas and have it transferred through Western Sport?

A: Yes, Texas law permits purchase and ownership of this threaded barrel for civilian use. Western Sport is a licensed FFL dealer ready to process your transfer quickly. Note: this item cannot ship to Connecticut, Illinois, New Jersey, or Washington due to state restrictions.

Additional information