Description Enhance your rifle’s performance with the Proof Research PR10 CF .308 Win Barrel. Measuring 20 inches in length, this high-quality barrel is designed for precision shooting and optimal accuracy. Crafted by Proof Research, it features a 1-in-10 rate of twist, making it ideal for stabilizing a variety of bullet weights. Upgrade your AR platform with this reliable accessory barrel and experience improved shooting consistency and durability. Perfect for both competitive shooters and hunting enthusiasts, the Proof Research PR10 barrel is a must-have for anyone serious about their firearms.