Volunteer XV Pro chambered in 300 Blackout with a 16-inch barrel optimized for supersonic and subsonic loads. Geissele SSA-E trigger and adjustable gas block from Pro spec. Subsonic suppressor capability with standard AR-15 bolt and magazines. Type: Rifle Action: Semi-Automatic Caliber: 300 Blackout Capacity: 30 Year introduced: 2022, USA Weight: 25.5 oz Overall length: 35" Status: Active Intended use: Recreational Shooting, Home Defense, Hunting