In the world of combat tested and approved firearms SIG Sauer is among the top of any short list. SIG Sauer firearms are used by law enforcement, military elite military units, and lawful citizens with concealed handgun permits. If you are not familiar with SIG Sauer the next logical question is where have you been? Since 1853 SIG Sauer has been providing shooters with firearms with the unquestionable reliability and durability they demand. After all SIG Sauer was born for defense with German precision and attention to detail.
SIG Sauer factory replacement pistol barrels are precision hammer forged to insure accuracy and barrel life. Each is specially heat-treated for toughness and durability. When you want to replace your barrel nothing fits better than one direct from the factory. Get the best barrel possible from SIG Sauer.
With these Sig Sauer factory barrels, you can convert your .357 Sig to 40 S&W or your .40 S&W to .357 Sig. These barrels are made of blue chrome moly steel.
SIG Sauer P229 3.9" Barrel .40 S&W