Good luck on your quest as I you are likely going to have issues finding plate short of having one milled for you. May be easier to find a replacement rear factory sight and grind it down flush to the OEM plate.
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Also, thought about just making one out of aluminum or 3D printing one... I like the front sight. Never thought this would be a problem. (sigh)Good luck on your quest as I you are likely going to have issues finding plate short of having one milled for you. May be easier to find a replacement rear factory sight and grind it down flush to the OEM plate.