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Caliber X-Change Kits

  1. Sig Sauer MCX .300 Blackout 6" Upper Receiver for AR15

    $1,286.00
    Sig Sauer MCX .300 Blackout 6" Upper Receiver for AR15 Learn More
  2. Sig Sauer MCX .300 Blackout 9" Upper Receiver for AR15

    $1,286.00
    Sig Sauer MCX .300 Blackout 9" Upper Receiver for AR15 Learn More
  3. Sig Sauer MCX 5.56mm 16" Upper Receiver for AR15

    $1,286.00
    Sig Sauer MCX 5.56mm 16" Upper Receiver for AR15 Learn More
  4. Sig Sauer MCX Conversion Kit (Tapered Lug) - 6.75" .300 BLK

    $477.00
    Sig Sauer MCX Conversion Kit (Tapered Lug) - 6.75" .300 BLK Learn More
  5. Sig Sauer MCX Rattler Conversion Kit - 5.5" .300 BLK

    $477.00
    Sig Sauer MCX Rattler Conversion Kit - 5.5" .300 BLK Learn More
  6. Sig Sauer MPX 6.5" 9mm Conversion Kit - Gen 1

    $440.50
    Sig Sauer MPX 6.5" 9mm Conversion Kit - Gen 1 Learn More
  7. Sig Sauer MPX 8" 9mm Conversion Kit - Gen 1

    $440.50
    Sig Sauer MPX 8" 9mm Conversion Kit - Gen 1 Learn More
  8. Sig Sauer P250 Fullsize .357 SIG Caliber Exchange Kit

    $319.00
    Sig Sauer P250 Fullsize .357 SIG Caliber Exchange Kit - 14rd Learn More
  9. Sig Sauer P320 Carry TACOPS 9mm Caliber Exchange (X-Change) Kit, 21rd

    $440.50
    Sig Sauer P320 Carry TACOPS 9mm Caliber Exchange (X-Change) Kit, 21rd Learn More
  10. Sig 516 Upper Assembly, 5.56mm, 10
    Out of stock

    Sig 516 Upper Assembly, 5.56mm, 10" Barrel

    Out of stock

    $899.00
    Sig Sauer 516 Gen2 Upper Receiver, 5.56mm NATO, 10" BBL - NFA Rules Apply Learn More
Caliber X-Change Kits

Minimal Price: $ 179.99 179.99