The Proof Research pre-fit barrel is a drop-in carbon fiber barrel for the Sig Sauer Cross in 260 Remington. It is 16 inches with a 1:8 twist, 5-groove rifling and 5/8x24 muzzle threads.
- Manufacturer Part # : 138939
- Type : Bolt Action Barrel
- Caliber : 260 Remington
- Barrel Length : 16"
- Rifling : 5 Groove
- Thread Pattern : 5/8x24
- Finish : Carbon Fiber
- Fits : Sig Sauer Cross
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