Home / Gun Parts / Proof Research / Proof Research Carbon Fiber Barrel for Defiance Ruckus .308 Win 20 Barrel
Proof Research Carbon Fiber Barrel for Defiance Ruckus .308 Win 20 Barrel
Lowest Listed Price
MSRP
$999
Savings
11% off
Retailers Reporting In Stock
7 Stores
Updated
Sep 8, 2026
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Specifications
Description
Proof Research Barrel Features The Proof Research barrel is a pre-fit carbon fiber and steel barrel designed to install into a Defiance Ruckus Tenacity or Anti action with the recessed bolt nose option and it will not fit actions using cone flat or control round feed bolts. Installation is a simple operation requiring few specialized tools since the barrel arrives chambered and threaded from the factory; a shooter simply torques the barrel on double checks headspace with proper gauges and heads to the range. Carbon fiber barrels of this type are up to 64 percent lighter than traditional steel barrels of the same length and contour and the carbon fiber wrap improves heat dissipation for cooler longer-lasting performance under sustained fire. Chambered in .308 Win with a 1:10 twist and Sendero contour the barrel weighs 2.688 lbs at 20 inches. Wrapped with high-strength aerospace-grade carbon fiber impregnated with a proprietary matrix resin the barrel carries a polished finish and is threaded 5/8x24 at the muzzle for compatibility with common brakes and suppressors. Proof Research s pre-fit barrel program is designed around unprecedented accuracy and performance giving Defiance action owners a way to upgrade to a lighter faster-cooling barrel without the cost and turnaround of a full custom gunsmith fit. Because fitment is specific to actions using a recessed bolt nose confirming action compatibility before ordering is essential to a correct install. For a Defiance Ruckus Tenacity or Anti action owner who wants a drop-in style carbon fiber upgrade this Proof Research barrel delivers a lighter cooler-running .308 Win option. Proof Research Carbon Fiber Barrel for Defiance Ruckus Specifications Brand: Proof Research Fits: Defiance Ruckus / Tenacity / Anti (Recessed Bolt Nose) Caliber: .308 Win Barrel Length: 20 Barrel Contour: Sendero Barrel Finish: Polished Material: Carbon Fiber Wrapped Steel Color: Carbon Fiber Twist: 1:10 Muzzle Threads: 5/8x24 Weight: 2.688 lbs Available At: ARMSAGORA







