The Remington 870 shotgun is one of the most heavily used and widely produced firearms on the market. Hunters, law enforcement agencies, the U.S. military, and countless private citizens have all relied on this shotgun for different applications. This model specifically is an 870 DM which features a detachable magazine, a welcome feature for tactical shotguns. It has a 3″ chamber and a tactical choke. Purchase includes the manual, one 6-round magazine, choke tube wrench, and two Allen wrenches (5/32″ and 5/65″).