Proof Research Pre-Fit Tikka T3X Barrel Features The Proof Research Pre-Fit Barrel is carbon fiber wrapped around a steel liner a construction method that cuts significant weight compared to a traditional steel barrel while chambering the long-range capable 7mm PRC cartridge. The Sendero contour balances rigidity with reduced weight and the 1-in-8 twist rate stabilizes the heavier high-ballistic-coefficient bullets favored for extended-range shooting. At 24 the barrel gives the 7mm PRC cartridge enough length to maximize its velocity potential without becoming unwieldy on the rifle. Machined specifically as a pre-fit for the Tikka T3X action this barrel installs without a gunsmith needing to true or thread the receiver. The muzzle is threaded 5/8x24 a standard pattern ready to accept a suppressor or muzzle brake for recoil management or noise reduction. At 2 lbs 12 oz the carbon fiber wrapped design keeps the rifle s overall weight down an advantage for hunters and long-range shooters who carry their rifle over extended distances. Swapping to a Proof Research barrel is a popular way for Tikka T3X owners to improve accuracy and reduce weight without replacing the entire action. This pre-fit barrel brings premium carbon fiber barrel technology to an already proven accurate rifle platform. Proof Research Pre-Fit Tikka T3X Barrel Specifications Manufacturer: Proof Research Model: Pre-Fit Tikka T3X Barrel Caliber: 7mm PRC Finish: Carbon Fiber Barrel Length: 24 Rate of Twist: 1-in-8 Thread Pattern: 5/8x24 Contour: Sendero Compatible Hosts: Tikka T3X Weight: 2 lbs. 12 oz. Available At: GrabAGun