The Barrett REC7 Gen II is a gas-piston AR-15 chambered in 6.8 SPC, updated from the original REC7 with improved ergonomics, Geissele trigger, and Barrett's proprietary piston system. Type: Rifle Action: Semi-Automatic Caliber: 6.8 SPC Capacity: 26 Year introduced: 2015, USA Weight: 72 oz Overall length: 36" Status: Active Intended use: Tactical, Hunting