PROOF Research Bighorn CF Bolt Blank 6mm Creedmoor 24" 1:7.5 Twist RatePete Rickard$1,031.25
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Pete Rickard
The PROOF Research BBL CF Bolt Blank in 6.5 PRC is a premium carbon fiber barrel blank designed for gunsmiths and rifle builders who demand lightweight, accuracy-grade barrels for long-range hunting and precision shooting. This 24-inch blank features a 1:7.5 twist rate optimized for 6.5 PRC chambering and is threaded for Bighorn TL3 actions, making it an ideal choice for custom rifle builds where weight savings and rigidity matter.
PROOF Research barrels are known for precision manufacturing and the carbon fiber construction delivers a significant weight reduction compared to steel blanks while maintaining the stiffness needed for consistent, repeatable accuracy downrange. The pre-threaded design and specific twist rate take the guesswork out of barrel selection for 6.5 PRC builds, whether you're assembling a mountain rifle, precision hunting rig, or long-range target gun.
This is a blank—not a finished barrel—so you'll need gunsmithing expertise or a qualified smith to properly chamber, headspace, and crown it for your specific build. If you're working with a gunsmith or doing your own barreling work, having the action threading and twist rate pre-sorted saves time and ensures compatibility with your Bighorn TL3 action.
| Brand | PROOF Research |
| Caliber | 6.5 PRC |
| Barrel Length | 24 inches |
| Twist Rate | 1:7.5 |
| Construction | Carbon Fiber |
| Action Thread | Bighorn TL3 |
| Type | Barrel Blank |
This blank is threaded for Bighorn TL3 actions. Verify your action is compatible with Bighorn TL3 threading before ordering.
This is a barrel blank. It requires professional gunsmithing to chamber, headspace, and crown for your specific build. It is not ready to install on a rifle as-is.
The 1:7.5 twist rate is optimized for 6.5 PRC cartridges and stabilizes bullets appropriate for that caliber. Your gunsmith will use this specification during the chambering process.
Carbon fiber barrels are lighter than steel blanks while maintaining rigidity, making them popular for hunters who want to reduce overall rifle weight without sacrificing accuracy. This is especially valued in mountain and backcountry hunting applications.
Pete Rickard
The PROOF Research BBL CF Bolt Blank in 6.5 PRC is a premium carbon fiber barrel blank designed for gunsmiths and rifle builders who demand lightweight, accuracy-grade barrels for long-range hunting and precision shooting. This 24-inch blank features a 1:7.5 twist rate optimized for 6.5 PRC chambering and is threaded for Bighorn TL3 actions, making it an ideal choice for custom rifle builds where weight savings and rigidity matter.
PROOF Research barrels are known for precision manufacturing and the carbon fiber construction delivers a significant weight reduction compared to steel blanks while maintaining the stiffness needed for consistent, repeatable accuracy downrange. The pre-threaded design and specific twist rate take the guesswork out of barrel selection for 6.5 PRC builds, whether you're assembling a mountain rifle, precision hunting rig, or long-range target gun.
This is a blank—not a finished barrel—so you'll need gunsmithing expertise or a qualified smith to properly chamber, headspace, and crown it for your specific build. If you're working with a gunsmith or doing your own barreling work, having the action threading and twist rate pre-sorted saves time and ensures compatibility with your Bighorn TL3 action.
| Brand | PROOF Research |
| Caliber | 6.5 PRC |
| Barrel Length | 24 inches |
| Twist Rate | 1:7.5 |
| Construction | Carbon Fiber |
| Action Thread | Bighorn TL3 |
| Type | Barrel Blank |
This blank is threaded for Bighorn TL3 actions. Verify your action is compatible with Bighorn TL3 threading before ordering.
This is a barrel blank. It requires professional gunsmithing to chamber, headspace, and crown for your specific build. It is not ready to install on a rifle as-is.
The 1:7.5 twist rate is optimized for 6.5 PRC cartridges and stabilizes bullets appropriate for that caliber. Your gunsmith will use this specification during the chambering process.
Carbon fiber barrels are lighter than steel blanks while maintaining rigidity, making them popular for hunters who want to reduce overall rifle weight without sacrificing accuracy. This is especially valued in mountain and backcountry hunting applications.
