Mossberg 590 Shockwave 7-Shot Black 12ga 3in Pump Firearm - 18.5in - The 590 Shockwave Raptor bird's head pistol grip is uniquely shaped to minimize felt recoil. The 590 Shockwave features a convenient clean-out tube magazine cap, a front bead sight, and 'corn cob' strapped forend to keep shooter's lead hand clear of the muzzle. This model has a 18.5in heavy-walled barrel with a cylinder bore, a blued metal finish, and a 7 shot capacity. Learn more about the Mossberg 590 Shockwave. Bead Front Sights 7-Shot Clean Out Tube Corncob Forend With Strap