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Shop Proof Research Rifle Barrels, AR-15 Barrels, AR-10 Barrels — 304 products / 766 models

Proof Research is revolutionizing the firearms industry by applying science, technology, and manufacturing excellence to produce carbon fiber rifle barrels that exceed the performance of all other barrels. Proof Research has gathered some of the finest talent, experience, and innovations to produce carbon fiber barrels and complete rifle systems that are setting new industry standards and have gained a reputation among backcountry hunters, precision rifle competitors, and military operators for ruggedness, reduced weight, and extreme accuracy. Proof Research remains committed to reducing weight while improving accuracy and performance. Their unique manufacturing processes and advanced technology composite materials allow them to produce match-grade carbon fiber barrels that weigh a fraction of traditional steel rifle barrels while compromising nothing. They're not just lighter—they're better. Proof Research is proud to offer a limited warranty on its merchandise. Check out our article about installing a barrel. Our product experts have decades of hands-on experience and are a free resource we provide, so contact them for answers via email, chat or phone. Buy from OpticsPlanet.com for great service and great gear at great prices. Plus free shipping on orders over $49.image

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304 Products in Proof Research

Showing 1 - 60 of 304 products (1,264 models)
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Image of Proof Research Terminus Pre-Fit Stainless Steel Threaded Barrels Proof Research Terminus Pre-Fit Stainless Steel Threaded Barrels (1) List: $749.00 (Save 13%) $649.00 $649.00 12% Bonus Bucks
Image of Proof Research PR15 6mm ARC Carbon Fiber Threaded Barrel 4 models Proof Research PR15 6mm ARC Carbon Fiber Threaded Barrel (4) As Low As (Save Up to 25%) $859.99 $859.99
Image of Proof Research Q Fix Pre-Fit Carbon Fiber Threaded Barrels 15 models Proof Research Q Fix Pre-Fit Carbon Fiber Threaded Barrels (2) As Low As (Save Up to 24%) $949.99 $949.99 Free 2 Day Shipping
Image of Proof Research Zermatt Arms Pre-Fit Carbon Fiber Threaded Barrels 20 models Proof Research Zermatt Arms Pre-Fit Carbon Fiber Threaded Barrels As Low As (Save Up to 28%) $825.00 $825.00 9% Bonus Bucks
Image of Proof Research PR15 6mm ARC Stainless Steel Threaded Barrel 4 models Proof Research PR15 6mm ARC Stainless Steel Threaded Barrel (5) As Low As (Save Up to 25%) $559.99 $559.99 Best Rated
Image of Proof Research Elevation Carbon Pre-Fit Barrels 13 models Proof Research Elevation Carbon Pre-Fit Barrels As Low As (Save Up to 28%) $825.00 $825.00 17% Bonus Bucks
Image of Proof Research CZ Carbon Fiber Pre-Fit Barrels 2 models Proof Research CZ Carbon Fiber Pre-Fit Barrels As Low As (Save Up to 28%) $825.00 $825.00 9% Bonus Bucks
Image of Proof Research PR15 Stainless Steel 300AAC Rifle Barrels Proof Research PR15 Stainless Steel 300AAC Rifle Barrels List: $749.00 (Save 30%) $525.00 $525.00 6% Bonus Bucks
Image of Proof Research PR10 Carbon Fiber 308 Win Rifle Barrels 2 models Proof Research PR10 Carbon Fiber 308 Win Rifle Barrels (7) List: $1,149.00 (Save 25%) $859.99 $859.99 Best Rated
Image of Proof Research AR-Type Carbon Fiber Barrel 3 models Proof Research AR-Type Carbon Fiber Barrel As Low As (Save Up to 28%) $825.00 $825.00
Image of Proof Research PR10 Carbon Fiber CamGas 6.5CM Deepfeed Rifle Barrels 3 models Proof Research PR10 Carbon Fiber CamGas 6.5CM Deepfeed Rifle Barrels (4) List: $1,149.00 (Save 25%) $859.99 $859.99
Image of Proof Research Bolt Action Barrel 9 models Proof Research Bolt Action Barrel (1) As Low As (Save Up to 29%) $390.00 $390.00 6% Bonus Bucks
Image of Proof Research Defiance Ruckus Pre-Fit Barrels Proof Research Defiance Ruckus Pre-Fit Barrels List: $1,099.00 (Save 21%) $869.99 $869.99
Image of Proof Research Zermatt Origin Drop In Arms Carbon Fiber 7mm Backcountry Threaded Rifle Barrel Proof Research Zermatt Origin Drop In Arms Carbon Fiber 7mm Backcountry Threaded Rifle Barrel List: $1,149.00 (Save 18%) $939.99 $939.99 Newly Added
Image of Proof Research PR10 Stainless Steel CamGas 6.5CM Deepfeed Rifle Barrels 3 models Proof Research PR10 Stainless Steel CamGas 6.5CM Deepfeed Rifle Barrels (6) As Low As (Save Up to 25%) $559.99 $559.99 Best Rated
Image of Proof Research Impact Precision Carbon 7mm PRC Threaded Rifle Barrel Proof Research Impact Precision Carbon 7mm PRC Threaded Rifle Barrel List: $1,149.00 (Save 18%) $939.99 $939.99 Newly Added
Image of Proof Research Tikka Pre-Fit Carbon Fiber Threaded Barrels 10 models Proof Research Tikka Pre-Fit Carbon Fiber Threaded Barrels As Low As (Save Up to 28%) $825.00 $825.00
Image of Proof Research Impact Precision Carbon .300 PRC Threaded Rifle Barrel Proof Research Impact Precision Carbon .300 PRC Threaded Rifle Barrel List: $1,149.00 (Save 18%) $939.99 $939.99 Newly Added
Image of Proof Research Defiance Ruckus Carbon 7mm PRC Threaded Rifle Barrel Proof Research Defiance Ruckus Carbon 7mm PRC Threaded Rifle Barrel List: $1,149.00 (Save 25%) $859.99 $859.99 Newly Added
Image of Proof Research Zermatt Arms Pre-Fit Stainless Steel Threaded Barrels 15 models Proof Research Zermatt Arms Pre-Fit Stainless Steel Threaded Barrels (2) As Low As (Save Up to 25%) $559.99 $559.99
Image of Proof Research Defiance Ruckus Pre-Fit Stainless Steel Threaded Barrels 6 models Proof Research Defiance Ruckus Pre-Fit Stainless Steel Threaded Barrels As Low As (Save Up to 25%) $559.99 $559.99
Image of Proof Research Accuracy International Pre-Fit Carbon Fiber Barrel 30 models Proof Research Accuracy International Pre-Fit Carbon Fiber Barrel As Low As (Save Up to 27%) $1,019.99 $1,019.99
Image of Proof Research Bolt Action Steel Barrel 11 models Proof Research Bolt Action Steel Barrel As Low As (Save Up to 29%) $390.00 $390.00 6% Bonus Bucks
Image of Proof Research Impact Precision Carbon .338 ARC Threaded Rifle Barrel Proof Research Impact Precision Carbon .338 ARC Threaded Rifle Barrel List: $1,149.00 (Save 18%) $939.99 $939.99 Newly Added
Image of Proof Research Carbon Fiber Barrel for Bolt Action Rifle 22 models Proof Research Carbon Fiber Barrel for Bolt Action Rifle As Low As (Save Up to 25%) $749.99 $749.99
Image of Proof Research 26 inch Carbon Fiber Rifle Barrel 10 models Proof Research 26 inch Carbon Fiber Rifle Barrel As Low As (Save Up to 25%) $749.99 $749.99
Image of Proof Research Zermatt Arms Pre-Fit 7PRC Barrels 2 models Proof Research Zermatt Arms Pre-Fit 7PRC Barrels As Low As (Save Up to 25%) $859.99 $859.99
Image of Proof Research Defiance Ruckus Carbon Pre-Fit Threaded Barrels 8 models Proof Research Defiance Ruckus Carbon Pre-Fit Threaded Barrels As Low As (Save Up to 25%) $859.99 $859.99
Image of Proof Research AR Steel .338 ARC Threaded Rifle Barrel 5 models Proof Research AR Steel .338 ARC Threaded Rifle Barrel As Low As (Save Up to 25%) $559.99 $559.99 Newly Added
Image of Proof Research Impact Precision Pre-Fit Stainless Steel Threaded Barrels 6 models Proof Research Impact Precision Pre-Fit Stainless Steel Threaded Barrels (2) As Low As (Save Up to 25%) $559.99 $559.99
Image of Proof Research Impact Precision Pre-Fit Carbon Fiber Threaded Barrels 9 models Proof Research Impact Precision Pre-Fit Carbon Fiber Threaded Barrels (1) As Low As (Save Up to 21%) $869.99 $869.99
Image of Proof Research Lone Peak Carbon Pre-Fit Threaded Barrels 8 models Proof Research Lone Peak Carbon Pre-Fit Threaded Barrels As Low As (Save Up to 18%) $939.99 $939.99
Image of Proof Research Bolt Action Carbon Fiber Blank Barrels 27 models Proof Research Bolt Action Carbon Fiber Blank Barrels As Low As (Save Up to 25%) $749.99 $749.99
Image of Proof Research Carbon Fiber 24 inch Barrel, Bolt 17 models Proof Research Carbon Fiber 24 inch Barrel, Bolt As Low As (Save Up to 28%) $559.99 $559.99
Image of Proof Research AR Steel .22 ARC Threaded Rifle Barrel 5 models Proof Research AR Steel .22 ARC Threaded Rifle Barrel As Low As (Save Up to 17%) $619.99 $619.99 Newly Added
Image of Proof Research Stiller Pre-Fit Stainless Steel Threaded Barrels 5 models Proof Research Stiller Pre-Fit Stainless Steel Threaded Barrels List: $749.00 (Save 17%) $619.99 $619.99
Image of Proof Research Bolt Action Blank Barrels 12 models Proof Research Bolt Action Blank Barrels As Low As (Save Up to 29%) $390.00 $390.00 15% Bonus Bucks
Image of Proof Research Barrett MRAD Pre-Fit Barrels 22 models Proof Research Barrett MRAD Pre-Fit Barrels As Low As (Save Up to 24%) $1,299.00 $1,299.00
Image of Proof Research PR15 Carbon Fiber 6.5 Grendel Rifle Barrel Proof Research PR15 Carbon Fiber 6.5 Grendel Rifle Barrel (1) List: $1,049.00 (Save 10%) $949.00 $949.00
Image of Proof Research Falkor Carbon .308 Winchester Threaded Rifle Barrel Proof Research Falkor Carbon .308 Winchester Threaded Rifle Barrel List: $1,149.00 (Save 18%) $939.99 $939.99 Newly Added
Image of Proof Research Defiance Ruckus Carbon 7mm Backcountry Threaded Rifle Barrel Proof Research Defiance Ruckus Carbon 7mm Backcountry Threaded Rifle Barrel List: $1,149.00 (Save 18%) $939.99 $939.99 Newly Added
Image of Proof Research Zermatt Origin Drop In Arms Carbon Fiber .300 PRC Threaded Rifle Barrel Proof Research Zermatt Origin Drop In Arms Carbon Fiber .300 PRC Threaded Rifle Barrel List: $1,099.00 (Save 15%) $938.99 $938.99 Newly Added
Image of Proof Research PR15 Carbon Fiber .300 AAC Blackout Rifle Barrel Proof Research PR15 Carbon Fiber .300 AAC Blackout Rifle Barrel List: $1,149.00 (Save 19%) $929.99 $929.99
Image of Proof Research Carbon AR .204 Ruger Threaded Rifle Barrel Proof Research Carbon AR .204 Ruger Threaded Rifle Barrel List: $1,149.00 (Save 19%) $929.99 $929.99 Newly Added
Image of Proof Research PR10 Stainless Steel 308 Win Deepfeed Rifle Barrels Proof Research PR10 Stainless Steel 308 Win Deepfeed Rifle Barrels List: $749.00 (Save 13%) $649.00 $649.00
Image of Proof Research Impact Precision Steel 6mm GT Threaded Rifle Barrel Proof Research Impact Precision Steel 6mm GT Threaded Rifle Barrel List: $749.00 (Save 13%) $649.00 $649.00 Newly Added
Image of Proof Research Tikka Carbon 7mm PRC Threaded Rifle Barrel 2 models Proof Research Tikka Carbon 7mm PRC Threaded Rifle Barrel As Low As (Save Up to 18%) $939.99 $939.99 Newly Added
Image of Proof Research Zermatt Tl3/Sr3 Sa Drop In Arms Steel 6mm GT Threaded Rifle Barrel Proof Research Zermatt Tl3/Sr3 Sa Drop In Arms Steel 6mm GT Threaded Rifle Barrel List: $749.00 (Save 17%) $619.99 $619.99 Newly Added
Image of Proof Research Carbon Fiber 22 inch Rifle Barrel 11 models Proof Research Carbon Fiber 22 inch Rifle Barrel As Low As (Save Up to 25%) $749.99 $749.99
Image of Proof Research American Rifle Company Coup De Grace Carbon 6.5mm Creedmoor Threaded Rifle Barrel 2 models Proof Research American Rifle Company Coup De Grace Carbon 6.5mm Creedmoor Threaded Rifle Barrel List: $1,149.00 (Save 18%) $939.99 $939.99 Newly Added
Image of Proof Research PR10 Stainless Steel Barrels Proof Research PR10 Stainless Steel Barrels (2) List: $749.00 (Save 17%) $619.99 $619.99
Image of Proof Research Stiller Steel .25 Creedmoor SRP Threaded Rifle Barrel Proof Research Stiller Steel .25 Creedmoor SRP Threaded Rifle Barrel List: $749.00 (Save 17%) $619.99 $619.99 Newly Added
Image of Proof Research Ruger Pre-Fit Carbon Fiber Threaded Barrels 6 models Proof Research Ruger Pre-Fit Carbon Fiber Threaded Barrels As Low As (Save Up to 25%) $859.99 $859.99
Image of Proof Research Savage Pre-Fit Carbon Fiber Threaded Barrel 6 models Proof Research Savage Pre-Fit Carbon Fiber Threaded Barrel As Low As (Save Up to 25%) $859.99 $859.99
Image of Proof Research AR-Style Barrel 2 models Proof Research AR-Style Barrel (4) As Low As (Save Up to 25%) $649.00 $649.00
Image of Proof Research Carbon Fiber 20 inch Rifle Barrel 10 models Proof Research Carbon Fiber 20 inch Rifle Barrel (1) As Low As (Save Up to 25%) $649.00 $649.00
Image of Proof Research AR Steel .223 Wylde Threaded Rifle Barrel 9 models Proof Research AR Steel .223 Wylde Threaded Rifle Barrel As Low As (Save Up to 17%) $619.99 $619.99 Newly Added
Image of Proof Research Accuracy International Pre-Fit Steel Barrel 12 models Proof Research Accuracy International Pre-Fit Steel Barrel As Low As (Save Up to 27%) $729.99 $729.99
Image of Proof Research Lone Peak Steel Pre-Fit Threaded Barrels 6 models Proof Research Lone Peak Steel Pre-Fit Threaded Barrels List: $749.00 (Save 17%) $619.99 $619.99
Image of Proof Research Carbon AR .223 Wylde Threaded Rifle Barrel 10 models Proof Research Carbon AR .223 Wylde Threaded Rifle Barrel As Low As (Save Up to 19%) $929.99 $929.99 Newly Added
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Proof Research How To Guides View All

What Is a Lever Action Rifle? by Ethan L
Single Stage vs Two Stage Trigger for AR15s by Corey F.
How to Choose the Best AR Handguard by Hunter D.
How to Choose an Aftermarket Pistol Trigger by Ethan L
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