Sig Sauer P229 40 S&W 3.9″ Nitride Replacement Barrel

This is a factory replacement barrel for the Sig Sauer P229, chambered for .40 S&W and measuring 3.9″ in length. The barrel is constructed from steel and finished with a Nitride treatment for enhanced surface hardness and wear resistance. It is a direct-fit replacement intended for P229 pistols and will also fit a .357 SIG P229 without additional parts. Sig Sauer replacement barrels are specially heat-treated at the factory for toughness and durability.

Key Specifications

• The barrel length is 3.9″.
• The chambering is .40 S&W.
• The barrel is compatible with the P229 model.
• The finish is Nitride.
• The material is Steel.
• The bore type is Rifled.
• The listed cartridge is .40 S&W.
• The style is Factory Replacement.
• It will also fit a .357 SIG P229 without additional parts.
• The manufacturer is Sig Sauer.

Built to factory specifications, this Sig Sauer P229 replacement barrel provides a durable, heat-treated component with a corrosion-resistant Nitride finish. Its direct-fit design and proven construction make it a straightforward choice for shooters seeking reliable fit and consistent function for range use, carry platforms, or professional service applications.