Mossberg 500 590 Tactical Scope Mount FAST SHIPPING ANYWHERE IN USA-WE SHIP MONDAY THRU SATURDAY TACTICAL MATTE BLACK ANODIZE FINISH DURABLE ALUMINUM ALLOWS FOR THE MOUNTING OF PICATINNY OR WEAVER STANDARD ACCESSORIES: SCOPES, RED DOTS, MAGNIFIERS, FLASHLIGHTS OR OTHER OPTICS INSTALLS WITH WITH 4 INCLUDED SCREWS IN TO FACTORY MOUNTING HOLES