Mossberg is extending AR-15 familiarity and compatibility to their 590 pump-action shotgun lineup with the all-new Model 590R and Model 590RM.

I’m wondering if it meets the minimum energy requirements. To see all the specifications for the new Mossberg 500 Slugsters line and the expansive family of Mossberg 500 pump-action shotguns ...

Sights: Fiber-optic front and brass mid bead. Drilled and tapped for optics rail.

Take the Mossberg 500, for example. It may not win any beauty contests, but you can drag it through a duck marsh, and it’ll keep on shooting. That said, the 500 is a pump gun, and pump-actions ...

Guns found included a Palmetto State Armory 7.62 semi-automatic rifle; Anderson Manufacturing AM15 semi-automatic rifle; two Mossberg 500 12-gauge shotguns; a Stoeger Industries STR-9mm pistol ...

Shared features of the 590 platform and the new 590R include non-binding twin action bars; positive steel-to-steel lock-up and anti-jam elevator; dual extractors; aluminum ...

Mossberg’s 590M Mag-Fed design utilizes integral stabilizing ribs on the magazine which engage directly to notches engineered into the receiver for a positive lock-up.