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  1. Sig P220 .22LR Conversion Kit

    Sig P220 .22LR Conversion Kit

    $250.99

    Out of stock


    Kit includes: Slide (with adjustable rear sights) Barrel One 10rd .22LR magazine Guide rod Recoil spring This kit is not compatible with pistols that have a magazine disconnect. Learn More
  2. Sig P320 Compact .40 S&W Caliber Exchange (X-Change) Kit
    Sig P320 Compact .40 S&W Caliber Exchange (X-Change) Kit, 13rd Learn More
  3. Sig P320 Compact .40 S&W Caliber Exchange (X-Change) Kit, 10rd
    Convert your P320 to a compact .40 S&W. This doesn't work with .45 ACP P320's. Includes grip shell, full slide assembly with SIGLite night sights pre-installed and one 10rd magazine. Learn More
  4. Sig P226 357 Caliber Exchange Kit w/ 10rd Mag
    Convert your Sig Sauer P226 from 22LR, 9mm or .40 S&W to 357 SIG. This will also work with P226 Classic .22LR models. Learn More
  5. Sig Sauer 1911 .22LR Conversion Kit
    Sig Sauer 1911 Conversion Kit, .22LR, 10rd Learn More
  6. Sig Sauer MCX Caliber Exchange Kit - 16" .300 Blackout
    Sig Sauer MCX Caliber Exchange Kit - 16" .300 Blackout Learn More
  7. Sig Sauer MCX Caliber Exchange Kit - 16" 5.56mm NATO
    Sig Sauer MCX Caliber Exchange Kit - 16" 5.56mm NATO Learn More
  8. Sig Sauer MCX Caliber Exchange Kit - 6" .300 Blackout
    Sig Sauer MCX Caliber Exchange Kit - 6" .300 Blackout Learn More
  9. Sig Sauer MCX Caliber Exchange Kit - 9" .300 Blackout
    Sig Sauer MCX Caliber Exchange Kit - 9" .300 Blackout Learn More
  10. Sig Sauer MCX Conversion Kit (Tapered Lug) - 11.5" 5.56mm NATO
    Sig Sauer MCX Conversion Kit (Tapered Lug) - 11.5" 5.56mm NATO 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.