The new Mossberg 590S models cycle 1.75"; 2.75" or 3" shells, interchangeably, without the need for an adaptor. Pick one shotshell length, or simultaneously load any combination of the three.
12 Gauge; 18.5" or 20" barrels
Can cycle 1.75", 2.75", or 3" shells interchangeably--without need for short shell adaptor
Capacities between 5+1 and 13+1 depending on shell size
Mossberg’s Patented (U.S. Patent No. 11,598,596) design allows the cycling of a range of 12 Ga shell sizes out of the box.
Traditional 590 features included: Dual Extractors; Twin-action Bars; Ambidextrous Safety; Clean-out Mag Tube