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Old 02-21-2020, 07:46 PM
zukiphile
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Quote:
Originally Posted by Penage Guy View Post
There continues to be an absence of evidence that rimfire barrels are made from "softer" steel than centerfire barrels.
Ruger reports that it uses 1018 and 1137 on some rimfire barrels, not 4140 or 4150. That doesn't mean that every manufacturer uses a different grade in rimfire.
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