The Proof Research Sendero barrel blank is a replaceable, carbon-fiber-wrapped barrel option presented for builders and gunsmiths working in .224 caliber. This 20-inch Sendero contour barrel carries a 1-in-7″ twist rate and a stainless finish with a carbon fiber wrap, designed to reduce weight and manage thermal behavior compared with an all-steel blank. It is supplied as a blank for installation on compatible actions and platforms.
Key Specifications
- The caliber is .224.
- The barrel length is 20″.
- The rate of twist is 1-in-7.
- The contour is Sendero.
- The barrel breech measures 2.5″.
- The shank diameter measures 1.20″.
- The barrel is carbon fiber wrapped.
- The listed finish is stainless.
Engineered for precision and reduced weight in a builder-ready format, this Proof Research Sendero barrel blank provides a stable 1:7 twist and Sendero contour for consistent, accurate performance when properly fitted and installed. Its carbon fiber wrap and stainless construction balance thermal control and durability, making it a practical choice for custom rifles where weight savings and sound barrel characteristics matter.
