True Precision SIG P365 3.10″ Black Nitride Barrel 9mm

The True Precision drop-in barrel for the Sig P365 series is a non-threaded replacement engineered for 3.10″ 9mm P365 models. It is produced from 416R stainless billet and finished in black nitride. The barrel features broach-cut six-groove rifling, an 11-degree competition-style target crown and an improved, widened feed ramp to enhance feeding of defensive and hollow-point ammunition. This barrel is manufactured in the U.S.A. and designed as a direct-fit upgrade for select P365 9mm configurations.

Key Specifications

• Designed to fit Sig P365 3.1″ 9mm models (P365, P365 SAS, P365-AXG Legion and select 3.1″ variants).
• The caliber is 9mm Luger.
• The barrel length is 3.10 inches.
• The finish is Black Nitride.
• The barrel is made from 416R stainless billet.
• This is a drop-in, non-threaded barrel.
• The crown is an 11-degree competition-style target crown.
• The rifling is broach-cut, 6-groove.
• The feed ramp is improved and widened to support reliable feeding.
• Sights are not incorporated on this barrel (no sight cuts)

For owners seeking an accurate, compact replacement barrel for compatible SIG P365 9mm models, this True Precision option pairs a corrosion-resistant nitride finish with precision broach-cut rifling and an enhanced feed ramp. Its drop-in design keeps installation straightforward while delivering match-oriented features and durable construction suited to everyday carry and compact defensive platforms.