The Calculated Kinetics DOGTAG Optic Plate is a premium upgrade for mounting Holosun 509T optics on Smith & Wesson M&P 2.0 pistols featuring superior construction and performance compared to factory plates.DOGTAG Optic Plate for S&W M&P 2.0 to Holosun 509T compatibility17-4 stainless steel construction with anodized black finishTighter tolerances and better screws than factory platesBuilt-in deflection table reduces carbon buildup by 75%Lower 1/6th cowitness for backup iron sightsDesigned for shooters who demand precision and reliability this optic plate delivers enhanced durability and cleaner operation for your tactical or competition setup.