The Rock River Arms LAR-BT3 Varmint Rifle is a precision-engineered firearm designed for serious shooters. Featuring a robust 20-inch stainless steel bull barrel with a 1:10 twist rate this rifle ensures superior accuracy and consistency. The cryogenically treated barrel enhances durability and performance making it ideal for long-range shooting. Chambered in .308 Win/7.62x51mm NATO this rifle offers versatility and power for various shooting applications.The RRA BT-3 billet lower and A4 upper receivers are crafted from high-quality aluminum providing a solid and reliable foundation. The rifle-length gas system and low-profile gas block contribute to its smooth and efficient operation. Equipped with a RRA two-stage trigger the LAR-BT3 delivers a crisp and clean trigger pull enhancing shot precision. The 6-position NSP-2 carbine stock and Hogue rubber grip ensure comfort and adaptability for shooters of all sizes.The 17-inch extended lightweight free float rail with M-LOK compatibility allows for the attachment of various accessories enhancing customization and functionality. With an overall length of 37.25 to 39.75 inches this semi-automatic rifle is designed for right-handed shooters and features a safety selector switch for added security. The Rock River Arms LAR-BT3 Varmint Rifle is a top-tier choice for those seeking a reliable accurate and customizable firearm.