Sig Sauer P320 .357 SIG 3.90″ Non-Threaded Barrel

This Sig Sauer replacement barrel is a compact, non-threaded steel option sized at 3.90 inches and chambered for .357 SIG. It fits the P320 Compact and P320 Carry configurations and installs as a direct-fit barrel for those platforms. The barrel is provided without a loaded chamber indicator and is intended for users seeking a compact, factory-compatible barrel solution.

Key Specifications

• Compatible with Sig Sauer P320 Compact & P320 Carry.
• Chambered for .357 SIG.
• The barrel length is 3.90 inches.
• Configuration is Non-threaded.
• Constructed from steel.
• Includes No LCI (no loaded chamber indicator).
• Manufacturer: Sig Sauer.

This compact Sig Sauer barrel offers a straightforward replacement for P320 Compact and Carry users who want a short, steel, factory-compatible barrel in .357 SIG. Its drop-in fit and non-threaded profile make it a practical choice for concealed carry and everyday carry setups where a compact footprint and reliable fitment are priorities.