Search
Dealer Locator
My Cart
Sign In
Menu

Replacement Gun Barrels

Looking to upgrade or customize your firearm? Explore our selection of replacement gun barrels designed to maintain the performance and accuracy of your weapon. Whether you're a seasoned shooter looking for a precision-crafted barrel or a novice seeking to personalize your firearm, we have a variety of options to meet your needs. Upgrade your shooting experience with high-quality replacement gun barrels that are durable, reliable, and built to deliver top-notch results on the range or in the field.

SHOP ALL GUN BARRELS  

Read More

per page
  1. P238 .380ACP BARREL, 2.7"
    P238 .380ACP BARREL, 2.7"
    5
    (11)
    $179.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  2. P229, P228 9MM BARREL, 3.9"
    P229, P228 9MM BARREL, 3.9"
    5
    (18)
    $179.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  3. P320 FULL SIZE .45ACP BARREL, NO LCI, 4.7"
    P320 FULL SIZE .45ACP BARREL, NO LCI, 4.7"
    5
    (12)
    $179.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  4. SIG MPX G2 8" Barrel - 9mm
    SIG MPX G2 8" Barrel - 9mm
    5
    (16)
    $869.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  5. P229, P228 9MM THREADED BARREL, 4.4"
    P229, P228 9MM THREADED BARREL, 4.4"
    4
    (51)
    $229.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  6. P320 XFIVE GOLD 9MM BARREL, NO LCI, 5"
    P320 XFIVE GOLD 9MM BARREL, NO LCI, 5"
    3
    (18)
    $299.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  7. P220 .45ACP BARREL 4.4"
    P220 .45ACP BARREL 4.4"
    5
    (29)
    $179.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  8. SP2022 / SIGPRO 9MM BARREL, LCI, 3.9"
    SP2022 / SIGPRO 9MM BARREL, LCI, 3.9"
    5
    (18)
    $179.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  9. SP2022 / SIGPRO 9MM BARREL, 3.9"
    SP2022 / SIGPRO 9MM BARREL, 3.9"
    5
    (14)
    $199.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  10. P229-1 9MM BARREL 3.9"
    P229-1 9MM BARREL 3.9"
    5
    (51)
    $179.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  11. P320 XCOMPACT/SUBCOMPACT 9MM THREADED BARREL, LCI, 4.3"
    P320 XCOMPACT/SUBCOMPACT 9MM THREADED BARREL, LCI, 4.3"
    5
    (64)
    $229.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  12. P229-1 9MM THREADED BARREL, 4.4"
    P229-1 9MM THREADED BARREL, 4.4"
    4
    (82)
    $229.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  13. P320 XCOMPACT, SUBCOMPACT GOLD 9MM BARREL, NO LCI, 3.6"
    P320 XCOMPACT, SUBCOMPACT GOLD 9MM BARREL, NO LCI, 3.6"
    4
    (37)
    $229.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  14. P229 .40 AUTO BARREL, 3.9"
    P229 .40 AUTO BARREL, 3.9"
    5
    (58)
    $179.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  15. P320 COMPACT/CARRY 9MM THREADED BARREL, NO LCI, 4.6"
    P320 COMPACT/CARRY 9MM THREADED BARREL, NO LCI, 4.6"
    4
    (59)
    $229.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  16. P320 FULL SIZE GOLD 9MM BARREL, NO LCI, 4.7"
    P320 FULL SIZE GOLD 9MM BARREL, NO LCI, 4.7"
    4
    (42)
    $229.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  17. P938 9MM THREADED BARREL, 3.5"
    P938 9MM THREADED BARREL, 3.5"
    4
    (36)
    $229.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  18. P220 .45ACP CHROME-LINED PHOSPHATE-COATED THREADED BARREL, 4.9"
    P220 .45ACP CHROME-LINED PHOSPHATE-COATED THREADED BARREL, 4.9"
    4
    (27)
    $229.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  19. P320 XCOMPACT/SUBCOMPACT 9MM THREADED BARREL, NO LCI, 4.3"
    P320 XCOMPACT/SUBCOMPACT 9MM THREADED BARREL, NO LCI, 4.3"
    5
    (77)
    $229.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  20. P365-XL, P365-XMACRO 9MM BARREL, LCI, 3.7"
    P365-XL, P365-XMACRO 9MM BARREL, LCI, 3.7"
    5
    (67)
    $179.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  21. P320 FULL SIZE .40 AUTO BARREL, NO LCI, 4.7"
    P320 FULL SIZE .40 AUTO BARREL, NO LCI, 4.7"
    5
    (26)
    $179.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  22. P365-XL GOLD 9MM BARREL, LCI, 3.7"
    P365-XL GOLD 9MM BARREL, LCI, 3.7"
    5
    (58)
    $229.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  23. P320 COMPACT/CARRY 9MM BARREL, LCI, 3.9"
    P320 COMPACT/CARRY 9MM BARREL, LCI, 3.9"
    5
    (161)
    $179.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product
  24. P365, P365X, P365-XMACRO GOLD 9MM BARREL, LCI, 3.1"
    P365, P365X, P365-XMACRO GOLD 9MM BARREL, LCI, 3.1"
    5
    (137)
    $229.99
    FREE SHIPPING ON ORDERS OF $100+
    View Product

Best Sellers

  1. P320 COMPACT/CARRY 9MM BARREL, LCI, 3.9"
    P320 COMPACT/CARRY 9MM BARREL, LCI, 3.9"
    View Product
  2. P365, P365X, P365-XMACRO GOLD 9MM BARREL, LCI, 3.1"
    P365, P365X, P365-XMACRO GOLD 9MM BARREL, LCI, 3.1"
    View Product
  3. P226 9MM THREADED BARREL, 5.0"
    P226 9MM THREADED BARREL, 5.0"
    View Product

Related Pages

  1. Replacement Handgun Barrels
    Replacement Handgun Barrels
    View Product
  2. Gun Barrels
    Gun Barrels
    View Product
  3. Carry Handgun Barrels
    Carry Handgun Barrels
    View Product
Sign Up for News and Updates
InstagramYouTubeLinkedIn SIG SAUER Social
Also of Interest
© SIG SAUER 2025. All Rights Reserved.
Compare Products
Items
Launch Compare

Zip Code Verification

Some states have legal restrictions for the purchase of items so we need to ask for your location.

Age Verification

Some products have purchase restrictions for those under the age of 21, please verify your age.