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PROOF Research .264 1-8 Twist 18″ Carbon Fiber Sendero Barrel

UPC: 843068109083

$899.00

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Description

PROOF Research helped pioneer the carbon fiber wrapped barrel, and this .264 caliber blank shows exactly why they still lead the pack. It starts life as a full-profile, match-grade 416R stainless steel barrel, then gets turned down to a slim contour and wrapped in high-strength, aerospace-grade carbon fiber set in a proprietary resin. The payoff is a barrel that can run up to 64% lighter than a comparable steel contour while holding the accuracy of the finest precision steel tubes. At 18 inches with a 1-8 twist and a Sendero profile, it's a great match for a lightweight hunting rig or a backcountry precision build where every ounce in your hands matters.

Why the .264 Carbon Fiber Sendero Barrel Runs Cooler

The magic isn't just the weight savings. The carbon wrap moves heat along the length of the barrel and out through the wall far more efficiently than steel alone, so the barrel cools faster and holds its point of impact through longer strings of fire. That same wrap adds stiffness and cuts harmonic vibration, which is a big part of why these barrels shoot as well as they do. For anyone who's watched a thin steel sporter start to walk shots as it heats up, this is a real fix.

Chambering Your PROOF Sendero .264 Blank

This is a barrel blank, not a drop-in part. It ships ready for your gunsmith to thread, chamber, crown, and fit to your action. The 1-8 twist is a versatile choice that stabilizes most modern 6.5mm bullets, and the .264 bore opens the door to popular cartridges like 6.5 Creedmoor, 6.5 PRC, 6.5×47 Lapua, .260 Remington, .264 Win Mag, and 6.5×284. It carries a 2.5" breech and a 1.20" shank, standard Sendero dimensions that most competent smiths will already be set up to work with.

If you're building a mountain rifle, a do-it-all hunter, or a lightweight target gun, this blank gives you a premium foundation to work from. Pair it with a good action and stock and you've got the makings of a rifle that carries easy and shoots straight.

Key Specifications

  • Manufacturer: PROOF Research
  • Manufacturer Part Number: 109083
  • UPC: 843068109083
  • Caliber: .264 (6.5mm)
  • Barrel Length: 18 inches
  • Twist Rate: 1-8
  • Contour: Sendero
  • Barrel Material: Carbon fiber wrapped 416R stainless steel
  • Breech Length: 2.5 inches
  • Shank Diameter: 1.20 inches
  • Weight: Approx. 2 lbs 10 oz
  • Type: Bolt-action barrel blank (unchambered)

What’s Included

  • One PROOF Research .264 caliber carbon fiber Sendero barrel blank (unthreaded, unchambered)

Frequently Asked Questions

Is this .264 Sendero barrel ready to bolt onto my rifle?

No, this is a barrel blank rather than a finished drop-in barrel. It arrives ready for a qualified gunsmith to thread, chamber, crown, and fit to your specific action. Plan on that machine work as part of your build before it's ready to shoot.

What cartridges can I chamber this .264 carbon fiber barrel in?

The .264 bore and 1-8 twist cover a wide range of popular 6.5mm cartridges, including 6.5 Creedmoor, 6.5 PRC, 6.5×47 Lapua, .260 Remington, .264 Winchester Magnum, and 6.5×284. The 1-8 twist stabilizes most modern long-range 6.5mm bullets well. Your gunsmith can advise on the best chambering for your intended use.

How much lighter is a carbon fiber Sendero barrel than a steel one?

PROOF Research carbon fiber barrels can run up to 64 percent lighter than a traditional steel barrel of similar contour. That weight sits out toward the muzzle, so the savings really show up in how the rifle carries and balances. It's a favorite trick for backcountry hunters and anyone building a lightweight precision rig.

Does the carbon wrap actually help with heat and accuracy?

It does. The carbon fiber pulls heat away from the barrel more efficiently than steel alone, so the barrel cools faster and holds its point of impact through longer strings of fire. The wrap also adds stiffness and reduces harmonic vibration, which is a big reason these barrels shoot on par with top-tier steel tubes.

Additional information

UPC

843068109083

Manufacturer

Manufacturer Part Number

109083

Length

18''

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