Sig Sauer P320 Compact 9mm Threaded Barrel 4.6"
- .357 Sig DLC 3.9" $154.71
- .357 Sig, 4.7" Barrel $154.71
- .40 S&W, 4.7" Barrel $154.71
- .40/357 18-Round $47.06
- 10mm, 10-Round $47.06
- 17-Round Coyote $47.06
- 3.9" Barrel, Gold Titanium Nitride $198.24
- Sig Sauer P320 9mm 30-Round Extended Magazine $55.88
- SIG Sauer P320 9mm 30-Round Extended Magazine $55.88
- 4.7" Barrel, Gold Titanium Nitride $198.24
- 9mm 10-Round $47.06
- 9mm 4.7" Replacement Barrel $154.71
Factory Sig Sauer replacement barrel for P320 Compact/Carry models. 9mm, 4.6" threaded (1/2x28), black Nitron finish. Includes thread protector. Compatible with loaded chamber indicator.
Fits: Sig Sauer P320 Carry, Sig Sauer P320 Compact
Sig Sauer P320 Compact Threaded Barrel
This factory Sig Sauer replacement barrel transforms your P320 Compact or Carry into a suppressor-ready platform. Chambered in 9mm Luger with a 4.6-inch length, it features a 1/2x28 right-hand thread pitch—the industry standard for 9mm suppressors and muzzle devices.
Key Features
- Threaded Design: 1/2x28 RH threads accommodate suppressors and muzzle brakes
- Factory Quality: Specially heat-treated for superior toughness and durability
- Loaded Chamber Indicator Compatible: Works seamlessly with P320 slides featuring the factory loaded chamber indicator
- Thread Protector Included: Protective cap keeps threads clean when running unsuppressed
- Black Nitron Finish: Durable corrosion-resistant coating
Compatibility
Designed for P320 Compact, Carry, and X-Carry models equipped with loaded chamber indicators. Also compatible with any P320 variant designed to accept a 3.9-inch non-threaded barrel.
Why Choose Factory Barrels
Sig Sauer factory barrels ensure proper headspace, reliability, and longevity. This is genuine Sig engineering—not a compromise solution. Whether you're building a dedicated suppressed setup or adding versatility to your carry gun, this barrel delivers the precision and durability you expect from Sig Sauer.
