The Proof Research 20-inch Carbon Fiber Barrel combines advanced carbon fiber technology with precision engineering for 6.5 Creedmoor chambering specifically designed as a pre-fit barrel for Bighorn Origin actions.Proof Research Carbon Fiber Barrel - 20 inches6.5 Creedmoor chamber specificationPre-fit design for Bighorn Origin actions (Zermatt Arms)Advanced carbon fiber construction for weight reductionPrecision manufacturing for enhanced accuracySKU: 114308 UPC: 843068114308This premium barrel offers shooters the perfect combination of reduced weight enhanced accuracy and reliable performance for precision rifle builds and competitive shooting applications.