I think the ATF will contend that the receiver is more then 80 percent complete because the void space for the trigger/safety was already complete and filled with another polymer plastic.
Except that the frame is molded AROUND the pre-existing plugs.
55 posted on 03/16/2014 7:16:33 AM PDT by Atlas Sneezed
("Income Inequality?" Let's start with Washington DC vs. the rest of the nation!)