The Mossberg 500 HS410 is the .410-bore home security model with 18.5-inch barrel and synthetic pistol grip stock. Fires standard .410 shells including defensive loads. Lower recoil than 12 gauge while still effective at home defense distances. Type: Pump Shotgun Action: Pump-Action Caliber: .410 Bore Capacity: 5 Year introduced: 2001, USA Weight: 5 oz Overall length: 28.5" Status: Active Intended use: Home Defense