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Mossberg 590S Optic Ready 12Ga 18.5″ Barrel 5+1/6+1/9+1


Category: Product ID: 21791


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For the ultimate in shooting flexibility, the all-new 590S Series cycles 1.75″, 2.75″, or 3″ shells. Pick one shotshell length for specific shooting needs, or simultaneously load any combination of those shell lengths. The choice is yours with the 590S. The Mossberg Pump-Action 590S Features: Dual extractors, twin action bars, positive steel-to-steel lockup, and anti-jam elevator provide smooth operation. Other features include top-mounted ambidextrous safety, matte blue metal finish, magazine clean-out tube with cap, and a logo-engraved receiver. This model is optics ready which will allow the user to attach a red dot sight for faster target acquisition. For those who are interested in a pump action shotgun for home defense and or target practice should check out the Mossberg 590S Optic Ready.


  • Optic-Ready
  • Cycles 1.75″, 2.75″ or 3″ shells interchangeably
  • No need for mini shell adaptor
  • Redesigned Elevator, Bolt Slide and a new Energy-Absorbing Bumper
  • Standard features include dual extractors, twin action bars, steel-to-steel lockup and ambidextrous safety


  • Manufacturer: Mossberg
  • MPN: 51605
  • UPC: 015813516051
  • Model: Mossberg 590S Optic Ready
  • Caliber: 12Ga
  • Capacity: 5+1; 6+1; 9+1
  • Barrel Length: 18.5″
  • Overall Length: 39.5″
  • Chamber Size: 3″ Chamber with 1.75″ Short Shell, 2.75″, and 3″ Cycling Capability
  • Barrel Finish: Matte Blue
  • Choke: Cylinder Bore
  • LOP: 13.87″
  • Stock: Synthetic
  • Finish: Matte Blue
  • Sights: Bead Sight; Optic-Ready
  • Weight: 6.75 lbs


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