The Proof Research Sendero Light Carbon Fiber .308 Barrel Blank, 16.5" gives builders a compact, rigid foundation for a custom bolt-action rifle. This carbon fiber–wrapped steel blank uses a 16.5-inch Sendero Light contour and a 1:10 twist rate to support consistent accuracy while keeping overall rifle weight and bulk to a minimum. Precision-machined breech and shank dimensions help ensure smooth integration with compatible actions and repeatable performance on target.

This barrel blank is well suited for hunters and precision shooters who want a short, maneuverable .308 that still offers dependable stability with a wide range of bullet weights. The carbon fiber overwrapped construction manages heat and maintains stiffness during extended strings of fire, making it ideal for field use, range work, and practical long-range shooting. Proof Research’s focus on advanced materials and meticulous craftsmanship gives shooters confidence in every shot.

• Manufacturer: Proof Research
• Model: Bbl Cf Blank Bolt .308 Sendero Light 16.5
• Caliber: 308
• Barrel Length: 16.5 inches
• Twist Rate: 1:10
• Barrel Breech: 2.5 inches
• Shank Diameter: 1.20 inches