PROOF Research 154113 Bolt Extra Barrel

The PROOF Research 154113 Bolt Extra Barrel is designed for firearm owners and gunsmiths seeking a replacement or additional barrel for a compatible bolt-action setup. Built around PROOF Research’s precision-focused product standards, this component is identified for the .224 platform and features an 8-twist configuration. The PXT designation is included as part of the manufacturer’s product specification, helping users identify the correct configuration when selecting compatible components.
Before ordering or installation, verify that part number 154113 matches your firearm, action, chambering, and intended build. Extra barrels should be installed and headspaced by a qualified gunsmith using the appropriate equipment and procedures. Proper compatibility is essential for safe operation, reliable cycling, and accurate performance. This barrel is best suited for customers who already understand their platform requirements and need a manufacturer-identified PROOF Research replacement or additional barrel.
The PROOF Research 154113 offers a straightforward way to support a multi-barrel setup, replacement project, or precision-oriented bolt-action configuration. Its clearly identified part number makes it easier to reference during purchasing, gunsmithing, and future maintenance. Review the firearm manufacturer’s specifications and consult a qualified professional if you are uncertain about fitment, chambering, twist rate, or installation requirements. This product is intended for use only with compatible firearms and should be handled, installed, and maintained in accordance with all applicable safety guidelines.

Features:

• Type: Extra barrel for compatible bolt-action firearm configurations

• Brand: PROOF Research

• Part Number: 154113

• Platform: .224

• Twist: 8-twist configuration

• Designation: PXT