The Kel-Tec KSG-25 extends the KSG platform with elongated dual magazine tubes each holding 12+1 rounds for a total of 24+1 capacity. 30.5-inch barrel. The highest-capacity manually-operated shotgun in production. Overall length of 42.5 inches. Type: Pump Shotgun Action: Pump-Action Caliber: 12 Gauge Capacity: 24 Year introduced: 2017, USA Weight: 9 oz Overall length: 42.5" Status: Active Intended use: Tactical, Specialty, Home Defense