Mossberg 590S Features The Mossberg 590S is engineered to cycle 1.75 2.75 or 3 shotshells interchangeably giving shooters the flexibility to load mini shells for higher capacity or full-length shells for maximum power. A redesigned elevator bolt slide and energy-absorbing bumper support this multi-length feeding without needing a separate adaptor so the action cycles reliably whichever shell length is loaded. Dual extractors twin action bars and steel-to-steel lockup provide the smooth reliable cycling Mossberg pump shotguns are known for keeping the gun running even under the stress of rapid defensive fire. The Accu-Choke system installed with a cylinder bore choke delivers consistent patterns suited to close-range defensive use and the heavy-walled 18.5 barrel adds durability without excess weight up front. The RMSc footprint built into the receiver lets owners mount a compact red dot directly without needing a separate adapter plate for faster target acquisition and a lower overall sight profile. An adjustable length of pull between 12 and 13 allows shooters to tailor the stock to their body size and shooting stance making the 590S comfortable to shoulder for shooters of different builds. The matte blued metal finish and logo-engraved receiver give the 590S a clean functional appearance suited to duty or home defense storage resisting glare while standing up to routine handling. An ambidextrous safety and dual extractors round out a controls layout built for both left- and right-handed shooters under pressure and the Mossberg 590S delivers a versatile optics-ready pump shotgun built for shooters who want flexibility in shell length capacity and sighting options. Mossberg 590S Specifications Brand: Mossberg Model: 590S Gauge: 12 Gauge Chamber: 3 Barrel Length: 18.50 Barrel Finish: Matte Blued Receiver Description: Drilled & Tapped Mount Type: RMSc Footprint Choke Configuration: Accu-Choke Chokes Included: Cylinder Bore Capacity: 10+1 Weight: 6.75 lbs Available At: GrabAGun