Christensen Arms CA-15 G2 in 5.56 NATO with 18-inch carbon fiber wrapped barrel. Mid-length gas system. Extended barrel for improved long-range accuracy. Type: Rifle Action: Semi-Auto Caliber: 5.56 NATO Capacity: 30 Year introduced: 2019, USA Weight: 57.6 oz Overall length: 35.5" Status: Active Intended use: Precision, Long-Range, Hunting