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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 P320 X-Compact 3.6" Threaded Barrel
    True Precision Sig P320 X-Compact 3.6" Threaded Barrel
    $199.49 - $218.49
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  4. 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. Faxon Firearms Sig Sauer P320 Full Size Flamed Barrel - Threaded
    Faxon Firearms Sig Sauer P320 Full Size Flamed Barrel - Threaded
    $197.80 - $216.20
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  6. Faxon Firearms Sig Sauer P320 Compact Flamed Barrel - Threaded
    Faxon Firearms Sig Sauer P320 Compact Flamed Barrel - Threaded
    $188.60 - $207.00
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  7. Faxon Firearms Sig Sauer P320 Compact Flamed Barrel
    Faxon Firearms Sig Sauer P320 Compact Flamed Barrel
    $179.40 - $204.25
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  8. True Precision Sig P320 Compact 3.9" Threaded Barrel
    True Precision Sig P320 Compact 3.9" Threaded Barrel
    $199.49 - $218.49
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  9. True Precision Sig P320 X-Compact 3.6" Non-Threaded Barrel
    True Precision Sig P320 X-Compact 3.6" Non-Threaded Barrel
    $180.49 - $199.49
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  10. True Precision Sig P320 Compact 3.9" Non-Threaded Barrel
    True Precision Sig P320 Compact 3.9" Non-Threaded Barrel
    $180.49 - $199.49
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  11. L2D Combat P320 X-Compact Precision Match 9mm Barrel - 3.6"
    L2D Combat P320 X-Compact Precision Match 9mm Barrel - 3.6"
    Out of stock
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  1. Product Type Barrel Remove This Item
  2. Model Sig P320 Remove This Item
  3. Platform Sig Sauer Remove This Item
  4. Price $100.00 - $199.99 Remove This Item
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Barrel Length
  1. 3.6" 3 items
  2. 3.9" 2 items
  3. 4.6" 1 item
Caliber
  1. 9mm 9 items
Category
  1. SIG SAUER P320 Parts 1 item
Color
Configuration
  1. P320 2 items
Finish
  1. DLC 1 item
  2. Nitride 3 items
  3. Titanium Nitride (TiN) 4 items
Is Firearms?
  1. No 11 items
Manufacturer
  1. Faxon Firearms 3 items
  2. Grey Ghost Precision 1 item
  3. Griffin Armament 1 item
  4. L2D Combat 2 items
  5. True Precision 4 items
Option
  1. Sig Sauer 5 items
Price
  1. $140.00 - $149.99 2 items
  2. $170.00 - $179.99 2 items
  3. $180.00 - $189.99 3 items
  4. $190.00 and above 4 items
Size
  1. Compact 1 item
Thread Pitch
  1. 1/2x28 4 items
Threaded
  1. Yes 4 items
  2. No 4 items
Twist Rate
  1. 1:9 1 item
  2. 1:10 7 items
Stock Status
  1. In stock 10 items
  2. Out of stock 1 item
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