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Pistol parts

Pistol parts and handgun parts on one place. Rainier Arms offers you a selection of pistol triggers, barrels, slides, magazines, frames and more from top manufacturers in the industry.

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  1. True Precision Sig Sauer P365 X-Fluted Match Grade Barrel
    True Precision Sig Sauer P365 X-Fluted Match Grade Barrel
    $161.49 - $180.49
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  2. True Precision Sig Sauer P365 X-Fluted Match Grade Barrel Threaded 1/2X28
    True Precision Sig Sauer P365 X-Fluted Match Grade Barrel Threaded 1/2X28
    $170.99 - $189.99
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  3. L2D Combat Precision Match Sig Sauer P320 Compact 9MM Barrel - Fluted
    L2D Combat Precision Match Sig Sauer P320 Compact 9MM Barrel - Fluted
    $149.99
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  5. Killer Innovations Sig P320C Velocity Threaded Barrel
    Killer Innovations Sig P320C Velocity Threaded Barrel
    $268.00
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  6. Killer Innovations Sig P320C Velocity Non-Threaded Barrel
    Killer Innovations Sig P320C Velocity Non-Threaded Barrel
    $249.00
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  7. Agency Arms Sig P320 Compact Mid Line Barrel
    Agency Arms Sig P320 Compact Mid Line Barrel
    $200.00
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  8. True Precision SIG Sauer P365XL X-Fluted Match Grade Barrel Threaded 1/2X28
    True Precision SIG Sauer P365XL X-Fluted Match Grade Barrel Threaded 1/2X28
    $170.99 - $189.99
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  10. True Precision Sig Sauer P365XL X-Fluted Match Grade Barrel
    True Precision Sig Sauer P365XL X-Fluted Match Grade Barrel
    $161.49 - $180.49
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  11. Agency Arms Sig P320 Compact Mid Line Threaded Barrel
    Agency Arms Sig P320 Compact Mid Line Threaded Barrel
    $210.00
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  12. Killer Innovations Sig P320 X-Carry Velocity Non-Threaded Barrel
    Killer Innovations Sig P320 X-Carry Velocity Non-Threaded Barrel
    $249.00
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  13. Faxon Firearms Match Series Sig Sauer P365 9mm Barrel
    Faxon Firearms Match Series Sig Sauer P365 9mm Barrel
    $161.00 - $179.40
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  14. Faxon Firearms Match Series Sig Sauer P365XL 9mm Barrel
    Faxon Firearms Match Series Sig Sauer P365XL 9mm Barrel
    $161.00 - $179.40
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  15. Faxon Firearms Match Series Sig Sauer P365 9mm Threaded Barrel
    Faxon Firearms Match Series Sig Sauer P365 9mm Threaded Barrel
    $170.20 - $188.60
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  16. Killer Innovations Sig P320 X-Compact Velocity Non-Threaded Barrel
    Killer Innovations Sig P320 X-Compact Velocity Non-Threaded Barrel
    $249.00
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  1. Product Type Barrel Remove This Item
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Barrel Length
  1. 3.1" 2 items
  2. 3.54" 1 item
  3. 3.6" 3 items
  4. 3.7" 1 item
  5. 3.86" 1 item
  6. 3.9" 8 items
  7. 4.57" 1 item
  8. 4.6" 1 item
  9. 5" 1 item
Caliber
  1. 9mm 30 items
Category
  1. SIG SAUER P320 Parts 3 items
Color
Configuration
  1. P320 5 items
  2. P365 3 items
  3. P365XL 2 items
Finish
  1. DLC 11 items
  2. Nitride 6 items
  3. PVD/CVD 2 items
  4. Titanium Nitride (TiN) 13 items
  5. Molecular Dense Coating (MDC) 2 items
Manufacturer
  1. Agency Arms 5 items
  2. Danger Close Armament 4 items
  3. Faxon Firearms 8 items
  4. Grey Ghost Precision 1 item
  5. Griffin Armament 2 items
  6. Killer Innovations 5 items
  7. L2D Combat 2 items
  8. Shalotek 3 items
  9. Strike Industries 1 item
  10. True Precision 8 items
  11. Tyrant Designs 1 item
Model
  1. Sig P320 24 items
  2. Sig P365 9 items
  3. Sig P365XL 5 items
Option
  1. Sig Sauer P Series 1 item
  2. Glock 1 item
  3. Sig Sauer 21 items
Price
  1. $0.00 - $99.99 2 items
  2. $100.00 - $199.99 22 items
  3. $200.00 - $299.99 12 items
  4. $300.00 and above 3 items
Size
  1. X-Compact 1 item
  2. Compact 1 item
Thread Pitch
  1. 1/2x28 11 items
Threaded
  1. Yes 8 items
  2. No 14 items
Twist Rate
  1. 1:9 1 item
  2. 1:10 18 items
Stock Status
  1. In stock 30 items
  2. Out of stock 9 items
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