The Rock River Arms LAR-15M Rifle is a premium AR-platform firearm built on forged 7075-T6 aluminum upper and lower receivers with a hard coat anodized finish. This rifle features a chrome moly barrel with chrome lining, RRA's signature two-stage trigger system with a 4.5-5lb pull, a low profile gas block, and a full-length Picatinny top rail for optics mounting. The rifle comes standard with Rock River Arms' branded furniture, including their standard grip and stock, and features their winter trigger guard and star safety selector. Each LAR-15M is chambered in 5.56 NATO/.223 Remington and is available in various barrel lengths including 16", 18", and 20" configurations, with corresponding mid-length or rifle-length gas systems. The rifle utilizes a free-floating handguard design for enhanced accuracy, features a standard 1:9 twist rate, and comes with one 30-round magazine where legally permitted. Every rifle is backed by Rock River Arms' warranty and is known for exceptional accuracy and reliability thanks to RRA's meticulous manufacturing and quality control standards.