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Shop for .40 S&W Sig Sauer

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  1. Sig Sauer P320 Carry .40 S&W Caliber Exchange (X-Change) Kit, 14rd
    Sig Sauer P320 Carry Caliber Exchange Kit, .40 S&W, 14rd Learn More
  2. Sig Sauer P320 Fullsize .40 S&W Caliber Exchange (X-Change) Kit
    Sig Sauer P320 Fullsize .40 S&W Caliber Exchange Kit - 14rd Learn More

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Sig Sauer's Caliber X-Change Kits let you change the caliber of your centerfire pistol. These are specific to your exact model of pistol. You cannot use a P229 Caliber X-Change Kit on a P226 or vice versa.