Precision machined from ordnance grade metal and created to interface in shut tolerance with the aluminum stock chassis. Some rocket surgeon drilled and tapped this or else-pristine stainless Mini-14 for an aftermarket scope mount. I used to be thrilled. I filled the holes with stubby minimal Allen screws and saved https://wheretobuymycobarsonlineu55251.blogkoo.com/sga-stock-mossberg-no-further-a-mystery-51277300