Just before I went on the selection, I tossed an HS509T about the AR 410 and did A fast zero with buckshot loads. I like these minor optics on shotguns and use the circle and dot reticle. The circle is for buckshot, and also the dot is for slugs. It https://ricardoreozl.dgbloggers.com/21695211/considerations-to-know-about-charles-daly-410-upper