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.
all guns lost in a tragic smelting accident.
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Bean counters told me I couldn't fire a man for being in a wheelchair, did it anyway. Ramps are expensive.-Cave Johnson.