<div class=”d4p-bbp-quote-title”>74 wrote:</div>Well there is an obvious engineering or manufacturing flaw. Most of the time it takes several years for fatigue to show. This is a metallurgy issue.
As far as some are concerned, the use of MIM is an engineering flaw.
It may last 5 rounds, it may last 50, 000 rounds, you just don’t know.
MIM is not the same as forged or barstock, or even a good casting.