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    Sig Sauer
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Caliber
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  7. 9mm Luger 43 items
Reticle Dot Size
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Reticle
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Attachment Type
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  2. Picatinny 11 items
Handguard Length
  1. 12.76" 1 item
Sight Style
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Barrel Length
  1. 3.1" 2 items
  2. 3.5" 1 item
  3. 3.6" 1 item
  4. 3.7" 2 items
  5. 3.76" 2 items
  6. 3.8" 1 item
  7. 3.9" 1 item
  8. 4.3" 5 items
  9. 4.35" 1 item
  10. 4.4" 1 item
  11. 4.5" 1 item
  12. 4.60" 1 item
  13. 4.625" 1 item
  14. 4.64" 1 item
  15. 4.68" 1 item
  16. 5" 3 items
  17. 5.31" 1 item
  18. 5.46" 1 item
  19. 5.5" 2 items
  20. 6" 1 item
  21. 16" 3 items
  22. 18" 3 items
  23. 20" 6 items
  24. 24" 1 item
Material
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  2. 4150 Chrome Moly Vanadium 1 item
  3. Aluminum 42 items
  4. Carbon Fiber 2 items
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  7. Granulate 1 item
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  11. Stainless Steel / Aluminum 1 item
  12. Steel 37 items
  13. Thermoplastic 3 items
Footprint
  1. RMR 1 item
  2. DeltaPoint Pro 1 item
  3. SIG-LOC 3 items
Thread Pitch
  1. 1/2x28 1 item
Inventory
  1. In Stock 135 items
  2. Out of Stock 77 items
Customer Rating
  1. 5
    31 items
  2. 4
    & up     33 items
  3. 3
    & up     35 items
  4. 2
    & up     37 items
  5. 1
    & up     39 items

Gun Parts

Whether you’re looking for a quality trigger upgrade for your Glock® pistol or AR-style carbine, an ergonomic pistol grip for your sporting rifle, drop-in magwell upgrade, or an ergonomic pistol brace, we at GunMag Warehouse offer a wide selection of gun parts and upgrades from top-selling brands like SB Tactical®, Magpul®, Tyrant Designs®, Sig Sauer®, and more. Shop our full collection of gun parts today!

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  1. Lone Wolf Arms Holosun 507K Optic Ready Dawn Series Stripped Slide for Sig P365 Pistols
    Lone Wolf Arms Holosun 507K Optic Ready Dawn Series Stripped Slide for Sig P365 Pistols
    Out of stock
    $399.99 $349.99 Save $50.00
  2. Sig Sauer P365XL 9mm CAL-X Conversion Kit
    Sig Sauer P365XL 9mm CAL-X Conversion Kit
    Out of stock
    $499.99 $414.99 Save $85.00
  7. True Precision Duty Series RMS Optic Ready Stripped Slide for Sig Sauer P365 Pistols
    True Precision Duty Series RMS Optic Ready Stripped Slide for Sig Sauer P365 Pistols
    Out of stock
    $345.99 $327.99 Save $18.00
  9. True Precision Duty 9mm Barrel for Sig Sauer P365
    True Precision Duty 9mm Barrel for Sig Sauer P365
    Out of stock
    $149.99 $142.99 Save $7.00
  12. Grey Ghost Precision Optic Ready V1 Stripped Slide for Sig P320 Compact Pistols
    Grey Ghost Precision Optic Ready V1 Stripped Slide for Sig P320 Compact Pistols
    Out of stock
    $418.99 $385.99 Save $33.00
  14. Sharps Bros. 365 Improved Grip Module for Sig P365, XL, X, XMacro with No Manual Safety Cutout
    Sharps Bros. 365 Improved Grip Module for Sig P365, XL, X, XMacro with No Manual Safety Cutout
    Out of stock
    $304.99 $290.99 Save $14.00
  15. Apex Tactical Advanced Trigger for Sig P320 Pistols
    Apex Tactical Advanced Trigger for Sig P320 Pistols
    Out of stock
    $68.99 $64.99 Save $4.00
  16. Lone Wolf Arms Dawn 365 Barrel for Sig P365 Pistols
    Lone Wolf Arms Dawn 365 Barrel for Sig P365 Pistols
    Out of stock
    $159.99 $149.99 Save $10.00
  17. Lone Wolf Arms Dawn 365 1/2x28 Threaded Barrel for Sig P365 Pistols
    Lone Wolf Arms Dawn 365 1/2x28 Threaded Barrel for Sig P365 Pistols
    Out of stock
    $174.99 $159.99 Save $15.00
  18. Sig Sauer P320 9mm 3.6" Optic Ready Slide Assembly
    Sig Sauer P320 9mm 3.6" Optic Ready Slide Assembly
    Out of stock
    $349.99 $299.99 Save $50.00
  19. Sig Sauer P320 9mm 3.9" Optic-Ready Slide Assembly
    Sig Sauer P320 9mm 3.9" Optic-Ready Slide Assembly
    Out of stock
    $349.99 $299.99 Save $50.00
  20. Sig Sauer P320 9mm 4.7" Optic-Ready Slide Assembly
    Sig Sauer P320 9mm 4.7" Optic-Ready Slide Assembly
    Out of stock
    $384.99 $349.99 Save $35.00
  23. True Precision Axiom Optic Ready Slide for Sig P365 Pistols
    True Precision Axiom Optic Ready Slide for Sig P365 Pistols
    Out of stock
    $395.99 $375.99 Save $20.00
  26. Backup Tactical Threaded Barrel for Sig P320 Full Size Pistols
    Backup Tactical Threaded Barrel for Sig P320 Full Size Pistols
    Out of stock
    (1)
    $169.99 $154.99 Save $15.00
  27. Lone Wolf Arms AlphaWolf Skeletonized Extractor for Sig P320 Pistols
    Lone Wolf Arms AlphaWolf Skeletonized Extractor for Sig P320 Pistols
    Out of stock
    $46.99 $42.99 Save $4.00
  28. True Precision Optic Ready Slide for Sig Sauer P365 Pistols
    True Precision Optic Ready Slide for Sig Sauer P365 Pistols
    Out of stock
    $395.99 $375.99 Save $20.00
  33. Sig Sauer P365 AXG Aluminum Grip Module without Manual Safety Cut
    Sig Sauer P365 AXG Aluminum Grip Module without Manual Safety Cut
    Out of stock
    $399.99 $312.99 Save $87.00
  35. Sig Sauer Minimalist Plus Rifle Stock for MCX / MPX
    Sig Sauer Minimalist Plus Rifle Stock for MCX / MPX
    Out of stock
    $249.99 $209.99 Save $40.00
  36. Sig Sauer P938 9mm Threaded Barrel 1/2x28
    Sig Sauer P938 9mm Threaded Barrel 1/2x28
    Out of stock
    $229.99 $189.99 Save $40.00
  37. TriggerTech MCX Two Stage Black Adaptable Trigger
    TriggerTech MCX Two Stage Black Adaptable Trigger
    Out of stock
    $294.99
  38. Sig Sauer Grip Module for P320 / P250 Pistols - Coyote
    Sig Sauer Grip Module for P320 / P250 Pistols - Coyote
    Out of stock
    $89.99 $71.99 Save $18.00
  39. Sig Sauer P365X 9mm Spectre Comp 3.1" Optic Ready Slide Assembly
    Sig Sauer P365X 9mm Spectre Comp 3.1" Optic Ready Slide Assembly
    Out of stock
    $499.99 $429.99 Save $70.00
  40. Sig Sauer Folding Stock Assembly for MCX / MPX
    Sig Sauer Folding Stock Assembly for MCX / MPX
    Out of stock
    $249.99 $219.99 $224.99 Save $30.00
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