PROOF Research 103395 .224 Caliber Bolt-Action Barrel, 1:8 Twist

The PROOF Research Part Number 103395 bolt-action barrel is designed for shooters and builders seeking a precision-focused barrel for .224 caliber applications. Its carefully configured bore and rifling provide a practical foundation for accurate bolt-action rifle setups, whether used for a custom build, replacement project, or performance-oriented upgrade. The barrel’s compact configuration is well suited to applications where handling, balance, and efficient overall rifle design are important considerations.
The 1:8 twist rate is selected to support a broad range of .224-caliber bullet weights and profiles, helping shooters optimize their rifle for a variety of loads. This twist specification can be especially useful for those developing a versatile setup that may use both lighter projectiles and longer, heavier bullets. As with any barrel component, final performance depends on proper installation, chamber compatibility, ammunition selection, and careful load development.
PROOF Research is recognized for producing precision barrel components for demanding shooting applications. Part Number 103395 offers a focused option for gunsmiths, competitive shooters, hunters, and firearm enthusiasts who need a dependable bolt-action barrel with a clearly defined caliber and twist configuration. Confirm the intended action, chambering, thread specifications, and installation requirements before purchase or fitting. Professional gunsmith installation is recommended to help ensure correct headspace, alignment, and safe operation.

Features:

• Brand: PROOF Research

• Part Number: 103395

• Barrel Type: Bolt-action rifle barrel

• Caliber: .224

• Twist Rate: 1:8

• Application: Precision rifle builds, replacement barrels, and performance upgrades