The Zermatt Origin Pre-Fit Carbon Fiber Barrel is engineered for precision shooting with 7mm caliber chambering and a 20-inch length optimized for backcountry hunting applications.Zermatt Origin Pre-Fit Carbon Fiber Rifle Barrel7mm caliber chambering20-inch barrel length1:8 twist rate for optimal bullet stabilizationCarbon fiber construction for reduced weightBackcountry design for hunting applicationsPre-fit configuration for easy installationIdeal for precision hunters and competitive shooters seeking lightweight accurate performance in demanding field conditions.