Mossberg 51606 590S w/Optic Compact 12 Gauge Pump 3″ 5+1 9+1 6+1 18.50″ Matte Blued Steel Barrel Drilled & Tapped Receiver Magpul Magpul SGA Adj Stock & MOE Forend Gray Synthetic Stock Holosun Micro Dot

For the ultimate in shooting flexibility the 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. No need for mini shell adaptor. Features dual extractors; twin action bars; positive steel-to-steel lockup; top-mounted ambidextrous safety; matte blue metal finish; magazine clean-out tube with cap and a logo-engraved receiver.