Pretty sure the ACRO is the only one claim to survive 20k rounds of .40S&W and will survive severe abuse...
https://www.youtube.com/watch?v=KAdWWuF0X-k
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Pretty sure the ACRO is the only one claim to survive 20k rounds of .40S&W and will survive severe abuse...
https://www.youtube.com/watch?v=KAdWWuF0X-k