This Proof Research barrel blank (part no. 103333) is a carbon-fiber-wrapped, .224-caliber bolt-action barrel blank in a Sendero contour, sold unchambered for a custom gunsmith fit.

Key Specifications

• Bore sized for .224 caliber, sold unchambered for custom fitting.
• Measures 16.5 inches in barrel length.
• Uses a 1-in-7 twist rate.
• Machined to a 2.5-inch breech diameter.
• Turned to a 1.20-inch shank diameter.
• Cut to a Sendero contour.
• Weighs 2 lbs 8 oz.
• Wrapped in carbon fiber over a steel core for reduced weight.

Frequently Asked Questions

Is this barrel chambered and ready to install? No, this is a blank. It ships unchambered so a gunsmith can chamber and fit it to your specific action.

What contour is this barrel blank? It is a Sendero contour with a 2.5-inch breech diameter and 1.20-inch shank diameter.

Buy the Proof Research Carbon Fiber Barrel Blank

Ships fast from Lubbock, TX – order this Proof Research barrel blank from Schaefer Defense and browse more rifle barrels.