The 40 is an excellent cartridge. Glock has had some chamber support issues over the years and yes, there were documented cases of them KaBooming with Factory ammunition straight from the box.

https://www.thesixgunjournal.net/an...ack-thereof-in-glock-40-caliber-pistols/

Direct Impingement is the Fart Joke of military rifle operating systems. ⓒ