Sig Sauer P365 3.1″ Gold TiN Steel Barrel, 9mm Luger

This is a factory replacement barrel designed for the Sig Sauer P365 family. It measures 3.10″ and is finished in a gold Titanium‑Nitride coating to improve lubricity and surface durability. The barrel is non‑threaded and includes a loaded chamber indicator (LCI). It is intended for use in P365, P365X, and P365‑XMacro models and is compatible with both ported and non‑ported P365 SAS slides, noting that ported-slide benefits from an original ported barrel may not be realized.

Key Specifications

• The cartridge is 9mm Luger.
• The barrel length is 3.10″.
• The finish is Gold Titanium-Nitride.
• The barrel material is steel.
• The style is non-threaded.
• Includes a Loaded Chamber Indicator (LCI).
• Compatible with Sig P365, P365X, and P365-XMacro models.
• Compatible with P365 SAS ported and non-ported slides, though ported-slide benefits from an original ported barrel are not realized.

This Sig Sauer replacement barrel pairs slim, carry-friendly length with a durable gold Titanium‑Nitride finish to resist wear and aid lubrication. Its LCI and factory fitment make it a straightforward upgrade or service part for owners of the P365 family seeking a high-quality, finished barrel option without threading for suppressors or muzzle devices.