you are probably best off looking on evil bay or such. yes you end up paying out the nose but your odds of getting fakes are slightly less than the people that advertize original parts...one you could look at is numrich. I have ordered a number of their parts for a springfield restoration and so far everything I've bought has been USGI unless otherwise marked, complete with rust and other grunginess.
ignore my complete lack of capitalization. I still have no problem correcting your grammar.
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