Proof Research 308 Ruger Precision Pre-Fit Carbon Fiber Barrel

The Proof Research 308 Ruger Precision Pre-Fit Carbon Fiber Barrel are much lighter, more durable, and accurate than traditional barrels. Proof Research make these Rifle Barrels starting with full profile, match grade 416R stainless steel barrel blanks that are then turned down to a significantly reduce it’s weight. The Proof Research barrels are then wrapped with high strength, aerospace grade carbon fiber. Carbon fiber also moves heat very effectively through the wall (thickness) of the barrel greatly increasing heat transport resulting in barrels that cool faster, maintain accuracy over longer sessions of fire, and live longer. They’re not just lighter, they’re better. These barrels will fit into your Ruger Precision Rifle (RPR).

Proof Research 308 Ruger Pre-Fit Carbon Fiber Barrel Features

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

Product Registration »


Part Number Length Twist Rate Muzzle Thread Weight
112977 16.5” 10 5/8-24 1 lb 14 oz
100882 20” 10 5/8-24 2 lbs 12 oz


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Additional information

Weight N/A
Barrel Length

16.5" 112977, 20" 100882


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