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John M. asked 2 years ago:
Hi John and welcome. Cast. M1A receivers are made from precision investment cast AISI 8620 alloy steel. The military M14 receivers were manufactured using the drop forge process, which is more complicated and more expensive. Cheers and stay safe!
James G.
2 years ago
The M1A receivers are made from precision investment cast AISI 8620 alloy steel.
Jason L.
2 years ago
