Proof Research Pre-Fit Tikka T3X Barrel Features The Proof Research Pre-Fit Tikka T3X Barrel starts life as a match-grade 416R stainless steel blank turned down to a reduced contour before being wrapped in high-strength carbon fiber impregnated with Proof s proprietary resin matrix. That carbon wrap diffuses heat along the barrel s length and moves it through the wall far more effectively than bare steel so the barrel cools faster and holds its accuracy through longer strings of fire. Chambered in 7mm PRC with a 1 in 8 twist it stabilizes the longer heavier bullets that make the cartridge effective at extended range. The 22 length and 5/8x24 threaded muzzle keep the package balanced while leaving room for a brake or suppressor. Because it is a pre-fit design this barrel installs directly onto a compatible Tikka T3X action without a gunsmith fitting a barrel blank from scratch saving time and cost over a custom build. The stainless finish resists corrosion in the field and at roughly 2 lbs 10 oz it keeps the overall rifle lighter than an equivalent steel barrel of the same length. That weight savings matters most to hunters carrying a rifle over long distances or shooters who want a nimbler long-range setup. For a Tikka T3X owner chasing a cooler-running more consistent barrel without buying a whole new rifle this Proof Research pre-fit is a straightforward upgrade. Proof Research Pre-Fit Tikka T3X Barrel Specifications Manufacturer: Proof Research Model: Pre-Fit Tikka T3X Barrel Type: Accessory-Barrels Caliber: 7mm PRC Compatible Hosts: Tikka T3X Material: Carbon Fiber / Stainless Steel Finish: Stainless Barrel Length: 22 Twist Rate: 1 in 8 Thread Pattern: 5/8x24 Weight: 2 lbs 10 oz Available At: GrabAGun