SRM Arms is an industry-leading small arms manufacturer specializing in shotguns and shotgun componentry. SRM is led by a team of small arms design engineering and machining specialists with extensive experience in the development of shotguns and other tactical weapons. The SRM team has developed shotguns weapon componentry and upgrade solutions which meet the challenges facing hunters law enforcement officers and military units and personnel. Design Features of the SRM 1216 Include: Ergonomic compact design along with the flexibility of a detachable magazine provides unsurpassed firepower force multiplication and tactical advantages. Rotary Detachable high capacity magazine holding 8 12 or 16 rounds of either 2 3/4 or 3 inch shotshells. Semi-automatic action that self feeds following the rotation of the quad-tube revolving magazine. Roller delayed action provides fast cycling and reduced felt recoil. Overall length of the 1216 model is only 33.75 inches with a standard 18.5 inch barrel. An integrated picatinny rail combined with a three face handguard rail offers the shooter a broad range of options for mounting optics sights lights and other tactical accessories. Pushpin disassembly and break open design allows for easy field stripping and maintenance. Ambidextrous receiver and controls can be set up for either right or left handed shooters.