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Proof Research Carbon Fiber Pre-Fit Barrel for Sig Sauer Cross - 308 Win - 18"
Proof Research Carbon Fiber Pre-Fit Barrel for Sig Sauer Cross - 308 Win - 18"

MSRP: $1,199.00
Sale Price: $1,029.00
JoeBob dun saved you $170.00!

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PROOF Research pre-fit carbon fiber & steel barrels for the Sig Sauer Cross are to be installed in a simple operation requiring few specialized tools. Our pre-fit barrels are chambered and threaded for a simple install that require only a few specialized tools. Simply torque your barrel on, double check headspace with proper gauges and head to the range!


* All shouldered pre-fit barrels are guaranteed for headspacing.
* Due to variance in actions we do not guarantee the timing and alignment of the barrel engraving to your stock line.
* Barrels are specific to the action type/length and are not interchangeable.

  • Up to 64% lighter than traditional steel barrels of similar contour
  • Match-grade accuracy
  • Improved heat dissipation for cooler and longer lasting barrels
  • No point-of-impact shift during high-volume fire
  • Reduced harmonic barrel vibration
  • Unprecedented durability


  • Barrel Material: Carbon Fiber / 416-R
  • Rifling Type: 5 Groove
  • Barrel Caliber: 308 Win
  • Barrel Twist: 1:10
  • Barrel Length: 18"
  • Muzzle Thread: 5/8-24 TPI

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