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    PROOF Research
  2. Color
    Carbon Fiber
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  4. PROOF Research 32 items
  5. Vortex 2 items
Color
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  2. Carbon Fiber 32 items
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Barrel Length
  1. 11.5" 1 item
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  7. 20" 19 items
  8. 22" 13 items
  9. 24" 15 items
Material
  1. Carbon Fiber 21 items
  2. Carbon Fiber / Steel 19 items
  3. Stainless Steel 3 items
Inventory
  1. In Stock 28 items
  2. Out of Stock 4 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!

  1. PROOF Research Tikka T3, T3x, T1x 22" 6.5 Creedmoor 1:8 Carbon Fiber Pre-Fit Barrel
    PROOF Research Tikka T3x 6.5 Creedmoor 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,049.99 $939.99 Save $110.00
  2. PROOF Research Sig Sauer Cross 16" .308 Win 1:10 Carbon Fiber Pre-Fit Barrel
    PROOF Research Sig Sauer Cross .308 Win 1:10 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,299.99 $1,149.99 Save $150.00
  3. PROOF Research Accuracy International AXMC 24" 6.5 Creedmoor 1:8 Pre-Fit Barrel
    PROOF Research Accuracy International AXMC 24" 6.5 Creedmoor 1:8 Pre-Fit Barrel
    $849.99 $1,299.99 $749.99 $1,199.99 Save $100.00
  4. PROOF Research Sig Sauer Cross 16" 6.5 Creedmoor 1:8 Carbon Fiber Pre-Fit Barrel
    PROOF Research Sig Sauer Cross 6.5 Creedmoor 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,199.99 $1,029.99 Save $170.00
  5. PROOF Research Savage Small Shank 20" .223 Remington 1:8 Pre-Fit Barrel
    PROOF Research Savage Small Shank 20" .223 Remington 1:8 Pre-Fit Barrel
    $649.99 $1,149.99 $579.99 $999.99 Save $150.00
  13. PROOF Research Accuracy International AX308, AT, AW, AE Short Action 24" 6.5 Creedmoor 1:8 Pre-Fit Barrel
    PROOF Research Accuracy International AX308, AT, AW, AE Short Action 24" 6.5 Creedmoor 1:8 Pre-Fit Barrel
    $849.99 $1,299.99 $749.99 $1,199.99 Save $100.00
  14. PROOF Research Aero Precision Solus 22" 6.5 PRC 1:7.5 Carbon Fiber Pre-Fit Barrel
    PROOF Research Aero Precision Solus 6.5 PRC 1:7.5 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,049.99
  15. PROOF Research Aero Precision Solus 22" 6.5 Creedmoor 1:8 Carbon Fiber Pre-Fit Barrel
    PROOF Research Aero Precision Solus 6.5 Creedmoor 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,049.99 $939.99 Save $110.00
  16. PROOF Research Zermatt Arms TL3 / SR3 Short Action 20" 6.5 Creedmoor 1:8 Carbon Fiber Pre-Fit Barrel
    PROOF Research Zermatt Arms TL3 / SR3 SA 6.5 Creedmoor 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,049.99 $939.99 Save $110.00
  17. PROOF Research Impact Precision 787R Long Action 22" 7mm PRC 1:8 Carbon Fiber Pre-Fit Barrel
    PROOF Research Impact Precision 787R Long Action 7mm PRC 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,149.99 $999.99 Save $150.00
  18. PROOF Research Zermatt Arms Origin 22 7mm PRC 1:8 Carbon Fiber Pre-Fit Barrel
    PROOF Research Zermatt Arms Origin 7mm PRC 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,149.99 $999.99 Save $150.00
  19. PROOF Research Zermatt Arms TL3 / SR3 Origin 20" 6.5 Creedmoor 1:8 Carbon Fiber Pre-Fit Barrel
    PROOF Research Zermatt Arms Origin 6.5 Creedmoor 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,049.99 $939.99 Save $110.00
  20. PROOF Research Savage Small Shank 22" 6.5 Creedmoor 1:8 Carbon Fiber Pre-Fit Barrel
    PROOF Research Savage Small Shank 6.5 Creedmoor 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,009.99 $1,049.99 $939.99 Save $110.00
  21. PROOF Research Zermatt Arms TL3 / SR3 Long Action 22" 7mm PRC 1:8 Carbon Fiber Pre-Fit Barrel
    PROOF Research Zermatt Arms TL3 / SR3 Long Action 7mm PRC 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,149.99 $999.99 Save $150.00
  22. PROOF Research Impact Precision 787R Long Action 22" .300 PRC 1:9 Carbon Fiber Pre-Fit Barrel
    PROOF Research Impact Precision 787R Long Action .300 PRC 1:9 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,149.99 $999.99 Save $150.00
  23. PROOF Research Zermatt Arms Origin 22 .300 PRC 1:9 Carbon Fiber Pre-Fit Barrel
    PROOF Research Zermatt Arms Origin .300 PRC 1:9 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,149.99 $999.99 Save $150.00
  24. PROOF Research Zermatt Arms TL3 / SR3 Long Action 22" .300 PRC 1:9 Carbon Fiber Pre-Fit Barrel
    PROOF Research Zermatt Arms TL3 / SR3 Long Action .300 PRC 1:9 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,149.99 $999.99 Save $150.00
  27. PROOF Research AR-15 16" Mid-Length Gas .223 Wylde 1:7 Carbon Fiber-Wrapped Barrel
    PROOF Research AR-15 .223 Wylde 1:7 Carbon Fiber-Wrapped Barrel
    $999.99 $1,149.99 $899.99 $999.99 Save $150.00
  28. PROOF Research AR-15 14.5" Intermediate-Length Gas 6mm ARC 1:7.5 Carbon Fiber-Wrapped Barrel
    PROOF Research AR-15 6mm ARC 1:7.5 Carbon Fiber-Wrapped Barrel
    $1,149.99 $999.99 Save $150.00
  29. PROOF Research Impact Precision 737R Short Action 22" 6.5 Creedmoor 1:8 Carbon Fiber Pre-Fit Barrel
    PROOF Research Impact Precision 737R SA 6.5 Creedmoor 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    Out of stock
    $1,049.99 $939.99 $949.99 Save $110.00
  31. PROOF Research Accuracy International AX308, AT, AW, AE Short Action 16.5" .308 Win 1:10 Carbon Fiber Pre-Fit Barrel
    PROOF Research Accuracy International AX308 / AT / AW / AE Short Action .308 Win 1:10 Carbon Fiber-Wrapped Pre-Fit Barrel
    Out of stock
    $1,399.99 $1,299.99 Save $100.00
  32. PROOF Research Accuracy International AXMC 18.5" .308 Win 1:10 Carbon Fiber Pre-Fit Barrel
    PROOF Research Accuracy International AXMC .308 Win 1:10 Carbon Fiber-Wrapped Pre-Fit Barrel
    Out of stock
    $1,399.99 $1,299.99 Save $100.00
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