>>63913325
>blem "enhanced"
Ah, so lower receivers with dimensions that the tech fucked and sold for a discount

>>63913331
>clutching pearls over a joke
You're on the wrong website, faggot

>>63823070
That was replaced with the Bowers because it's easier with to keep the through hole square

>>63823078
>>63823132
You can DIY with an 80% Arms jig installed backwards. The DS Arms lower is cut the same way original Form 01 SP1's were with a simple .630", expanded "shelf" and a .920" relief for a factory auto sear