Proof Research PROOF BBL CF BLANK BOLT .264 20 in 1-7.5

Description

This Proof Research barrel blank is listed in .264 caliber with a Sendero Light contour and a 20-inch length. The blank indicates a 1:7.5 twist rate and is supplied as a bolt-blank configuration for gunsmithing and custom rifle assembly. Manufacturer data also lists a 2.5 barrel breech and a 1.20 shank diameter. Specifications below reflect the provided product data; verify chambering and fitment during installation.

Key Specifications

• The manufacturer is Proof Research.
• The product is listed as the model PROOF BBL CF BLANK BOLT.
• The caliber is .264.
• The barrel length is 20 inches.
• The twist rate is 1:7.5.
• The barrel breech dimension is 2.5.
• The shank diameter is 1.20 inches.
• The contour is Sendero Light.
• The category is Rifle Barrels.

This barrel blank provides a clean starting point for precision rifle projects, offering a lightweight Sendero contour and an established twist rate suitable for high-BC .264 projectiles. It is appropriate for experienced builders and gunsmiths who will chamber, crown, and finish the barrel to match their selected action and ammunition. Review the listed measurements and proceed with standard gunsmithing practices to realize the barrel’s potential in a custom build.