This Red Dot Sight comes with the SR-7 Mount that is a weaver style mount constructed of anodized aluminum and will affix to Pneu Dart Model 176B, 178B, 179B, and 190B projectors. The Red Dot sight dials in how bright you want your red dot with the 11-position click rheostat. Shadow Black finish.
Shadow Black coating is a special heat process that bonds a strong rubber skin directly onto the aluminum making a beautiful, non-glare, soft black finish. If your rifle has serial number with NC in it then you will need the new style.