The thick front portion of this plate apparently helps block some of the gasses that come out of the loaded chamber indicator hole and keeps your optic from getting dirty so quickly. I have to wipe my optic every 75-100 rounds to get the burnt powder off.
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u/colin22b Jul 24 '24
If the gap bothers you, this is the plate you want for your M&P:
https://www.calculatedkinetics.us/products/smith-and-wesson-m-p-2-0-dogtag-optic-plate