The 870 DM converts the classic 870 tube-fed action to a detachable box magazine feeding system. Uses a proprietary single-stack magazine available in 6-round standard and 10-round extended configurations. Maintains the 870's proven action while enabling faster reloads. Type: Shotgun Action: Pump-Action Caliber: 12 Gauge Capacity: 6 Year introduced: 2017, USA Weight: 208 oz Overall length: 38.5" Status: Active Intended use: Home Defense, Tactical, Law Enforcement