Proof Research Zermatt Arms Pre-Fit Stainless Steel Threaded Barrels .308 Winchester 26in 1-10 Twist 5/8-24 Thread Zermatt Origin Competition 5 Groove. Our pre-fit Zermatt Arms shouldered barrels are easy to install. Simply thread it on torque it...
Proof Research Zermatt Arms Pre-Fit Stainless Steel Threaded Barrels .308 Winchester 26in 1-10 Twist 5/8-24 Thread Zermatt Origin Competition 5 Groove. Our pre-fit Zermatt Arms shouldered barrels are easy to install. Simply thread it on torque it...