With these Sigarms factory barrels, you can convert your 357 SIG to 40 S&W. These barrels are made of blue chrome moly steel. If converting the P239, a new magazine will be required (sold separately). Other models require no magazine change.
Features: Allows conversion from one caliber to another
Gunsmithing Required: No
This barrel is 40 S&W caliber and it fits a P229 that came from the factory in 357 Sig caliber
This conversion will work with the stock 357 Sig magazine
The statements and opinions expressed within Customer Reviews reflect each author's personal perspective and do not imply endorsement by MidwayUSA, its Employees or any other organization. Customers should in no way infer that MidwayUSA has validated review information as safe, accurate or appropriate.