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  1. Sig P226 9mm Caliber Exchange Kit 15rd
    The P226 9mm Caliber X-Change kit is compatible with virtually all existing P226 frames. You can convert your Sig Sauer P226 from .22LR, .40 S&W, or .357 Sig to 9mm with this conversion kit. Learn More
  2. Sig Sauer P226 9mm Caliber Exchange Kit w/ Romeo1 Reflex Sight
    Sig Sauer P226 9mm Caliber Exchange Kit w/ Romeo1 Reflex Sight Learn More
  3. Sig Sauer P226 Elite 9mm Caliber Exchange Kit
    Sig Sauer P226 Elite 9mm Caliber Exchange Kit - 15 Round Learn More
  4. Sig Sauer P226 Legion RX 9mm Caliber X-Change Kit
    Sig Sauer P226 Legion RX 9mm Caliber X-Change Kit (15rd) Learn More
  5. Sig Sauer P229 9mm Caliber Exchange Kit 15rd
    Convert your Sig Sauer P229 from .22LR, 9mm, and .357 Sig to .40 S&W with this Elite caliber exchange kit. Learn More
  6. Sig Sauer P229 9mm Caliber Exchange Kit w/ Romeo1 Reflex Sight
    Sig Sauer P229 9mm Caliber Exchange Kit w/ Romeo1 Reflex Sight Learn More
  7. Sig Sauer P229 Legion RX 9mm Caliber X-Change Kit
    Sig Sauer P229 Legion RX 9mm Caliber X-Change Kit (15rd) Learn More
  8. Sig Sauer P320 Carry .357 Sig Caliber Exchange (X-Change) Kit, 14rd
    Sig Sauer P320 Carry Caliber Exchange Kit, .357 SIG, 14rd Learn More
  9. 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
  10. Sig Sauer P320 Compact 9mm Caliber Exchange (X-Change) Kit, 15rd
    Convert your P320 to a compact 9mm. This doesn't work with .45 ACP P320's. Includes grip shell, full slide assembly with SIGLite night sights pre-installed and one 15rd magazine. 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.