![Proof Research 100530 AR-Style Barrel300 Blackout 12.50" Pistol Length Gas System 1:7" Twist 5 Grooves, 5/8"-24 tpi, Stainless Stainless Proof Research 100530 AR-Style Barrel300 Blackout 12.50" Pistol Length Gas System 1:7" Twist 5 Grooves, 5/8"-24 tpi, Stainless Stainless](https://cdn11.bigcommerce.com/s-bd012etngf/images/stencil/300x300/products/136377/406334/163934083__40625.1715202142.png?c=1)
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Proof Research Barrel Defiance Ruckus Pre-Fit 6.5 PRC Sendero 1 in 7.5" Twist 4-Groove 5/8"-24 Thread Carbon Fiber
$950.00$1,049.00Pete Rickard
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Proof Research Barrel AR-10, LR-308 6.5 Creedmoor CAMGAS Length with Gas Tube 1 in 8" Twist Carbon Fiber
$939.00$1,049.00Proof Research
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Proof Research Barrel Defiance Ruckus Pre-Fit 300 PRC Sendero 1 in 9" Twist 5-Groove 5/8"-24 Thread Carbon Fiber
$950.00$1,049.00Pete Rickard
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