The Barrett REC7 DI is a direct impingement AR-platform rifle built to Barrett quality standards, featuring a 5R-rifled barrel and enhanced reliability features derived from Barrett heavy rifle development. Type: Semi-Auto Rifle Action: Gas-Operated Caliber: 5.56x45mm Capacity: 30 Year introduced: 2014, USA Weight: 7.5 oz Overall length: 35.5" Status: Active Intended use: Tactical, Precision